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-rw-r--r--src/test/pretty/asm.pp8
-rw-r--r--src/test/pretty/asm.rs9
-rw-r--r--src/test/ui/asm/parse-error.rs10
-rw-r--r--src/test/ui/asm/parse-error.stderr34
-rw-r--r--src/test/ui/asm/srcloc.rs80
-rw-r--r--src/test/ui/asm/srcloc.stderr206
6 files changed, 342 insertions, 5 deletions
diff --git a/src/test/pretty/asm.pp b/src/test/pretty/asm.pp
index 4903050e08e..b3d188dd708 100644
--- a/src/test/pretty/asm.pp
+++ b/src/test/pretty/asm.pp
@@ -22,5 +22,13 @@ pub fn main() {
         asm!("{0}", inout(reg) b);
         asm!("{0} {1}", out(reg) _, inlateout(reg) b => _);
         asm!("", out("al") _, lateout("rbx") _);
+        asm!("inst1\ninst2");
+        asm!("inst1 {0}, 42\ninst2 {1}, 24", in(reg) a, out(reg) b);
+        asm!("inst2 {1}, 24\ninst1 {0}, 42", in(reg) a, out(reg) b);
+        asm!("inst1 {0}, 42\ninst2 {1}, 24", in(reg) a, out(reg) b);
+        asm!("inst1\ninst2");
+        asm!("inst1\ninst2");
+        asm!("inst1\n\tinst2");
+        asm!("inst1\ninst2\ninst3\ninst4");
     }
 }
diff --git a/src/test/pretty/asm.rs b/src/test/pretty/asm.rs
index 12c32e6721b..33f25e5216b 100644
--- a/src/test/pretty/asm.rs
+++ b/src/test/pretty/asm.rs
@@ -16,5 +16,14 @@ pub fn main() {
         asm!("{name}", name = inout(reg) b);
         asm!("{} {}", out(reg) _, inlateout(reg) b => _);
         asm!("", out("al") _, lateout("rbx") _);
+        asm!("inst1", "inst2");
+        asm!("inst1 {}, 42", "inst2 {}, 24", in(reg) a, out(reg) b);
+        asm!("inst2 {1}, 24", "inst1 {0}, 42", in(reg) a, out(reg) b);
+        asm!("inst1 {}, 42", "inst2 {name}, 24", in(reg) a, name = out(reg) b);
+        asm!("inst1
+inst2");
+        asm!("inst1\ninst2");
+        asm!("inst1\n\tinst2");
+        asm!("inst1\ninst2", "inst3\ninst4");
     }
 }
diff --git a/src/test/ui/asm/parse-error.rs b/src/test/ui/asm/parse-error.rs
index 2b1f018f364..fbf399d8b07 100644
--- a/src/test/ui/asm/parse-error.rs
+++ b/src/test/ui/asm/parse-error.rs
@@ -13,7 +13,7 @@ fn main() {
         asm!("{}" foo);
         //~^ ERROR expected token: `,`
         asm!("{}", foo);
-        //~^ ERROR expected one of
+        //~^ ERROR expected operand, options, or additional template string
         asm!("{}", in foo);
         //~^ ERROR expected `(`, found `foo`
         asm!("{}", in(reg foo));
@@ -52,5 +52,13 @@ fn main() {
         //~^ ERROR named arguments cannot follow explicit register arguments
         asm!("{1}", in("eax") foo, const bar);
         //~^ ERROR positional arguments cannot follow named arguments or explicit register arguments
+        asm!("", options(), "");
+        //~^ ERROR expected one of
+        asm!("{}", in(reg) foo, "{}", out(reg) foo);
+        //~^ ERROR expected one of
+        asm!(format!("{{{}}}", 0), in(reg) foo);
+        //~^ ERROR asm template must be a string literal
+        asm!("{1}", format!("{{{}}}", 0), in(reg) foo, out(reg) bar);
+        //~^ ERROR asm template must be a string literal
     }
 }
diff --git a/src/test/ui/asm/parse-error.stderr b/src/test/ui/asm/parse-error.stderr
index 583a1057036..ba7e8f7a03c 100644
--- a/src/test/ui/asm/parse-error.stderr
+++ b/src/test/ui/asm/parse-error.stderr
@@ -16,11 +16,11 @@ error: expected token: `,`
 LL |         asm!("{}" foo);
    |                   ^^^ expected `,`
 
-error: expected one of `const`, `in`, `inlateout`, `inout`, `lateout`, `options`, `out`, or `sym`, found `foo`
+error: expected operand, options, or additional template string
   --> $DIR/parse-error.rs:15:20
    |
 LL |         asm!("{}", foo);
-   |                    ^^^ expected one of 8 possible tokens
+   |                    ^^^ expected operand, options, or additional template string
 
 error: expected `(`, found `foo`
   --> $DIR/parse-error.rs:17:23
@@ -160,5 +160,33 @@ LL |         asm!("{1}", in("eax") foo, const bar);
    |                     |
    |                     explicit register argument
 
-error: aborting due to 24 previous errors
+error: expected one of `const`, `in`, `inlateout`, `inout`, `lateout`, `options`, `out`, or `sym`, found `""`
+  --> $DIR/parse-error.rs:55:29
+   |
+LL |         asm!("", options(), "");
+   |                             ^^ expected one of 8 possible tokens
+
+error: expected one of `const`, `in`, `inlateout`, `inout`, `lateout`, `options`, `out`, or `sym`, found `"{}"`
+  --> $DIR/parse-error.rs:57:33
+   |
+LL |         asm!("{}", in(reg) foo, "{}", out(reg) foo);
+   |                                 ^^^^ expected one of 8 possible tokens
+
+error: asm template must be a string literal
+  --> $DIR/parse-error.rs:59:14
+   |
+LL |         asm!(format!("{{{}}}", 0), in(reg) foo);
+   |              ^^^^^^^^^^^^^^^^^^^^
+   |
+   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: asm template must be a string literal
+  --> $DIR/parse-error.rs:61:21
+   |
+LL |         asm!("{1}", format!("{{{}}}", 0), in(reg) foo, out(reg) bar);
+   |                     ^^^^^^^^^^^^^^^^^^^^
+   |
+   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: aborting due to 28 previous errors
 
diff --git a/src/test/ui/asm/srcloc.rs b/src/test/ui/asm/srcloc.rs
index 402adc50d5b..1477e3dd566 100644
--- a/src/test/ui/asm/srcloc.rs
+++ b/src/test/ui/asm/srcloc.rs
@@ -40,5 +40,85 @@ fn main() {
 
         asm!("movaps %xmm3, (%esi, 2)", options(att_syntax));
         //~^ WARN: scale factor without index register is ignored
+
+        asm!(
+            "invalid_instruction",
+        );
+        //~^^ ERROR: invalid instruction mnemonic 'invalid_instruction'
+
+        asm!(
+            "mov eax, eax",
+            "invalid_instruction",
+            "mov eax, eax",
+        );
+        //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction'
+
+        asm!(
+            "mov eax, eax\n",
+            "invalid_instruction",
+            "mov eax, eax",
+        );
+        //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction'
+
+        asm!(
+            "mov eax, eax",
+            concat!("invalid", "_", "instruction"),
+            "mov eax, eax",
+        );
+        //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction'
+
+        asm!(
+            concat!("mov eax", ", ", "eax"),
+            concat!("invalid", "_", "instruction"),
+            concat!("mov eax", ", ", "eax"),
+        );
+        //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction'
+
+        // Make sure template strings get separated
+        asm!(
+            "invalid_instruction1",
+            "invalid_instruction2",
+        );
+        //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1'
+        //~^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2'
+
+        asm!(
+            concat!(
+                "invalid", "_", "instruction1", "\n",
+                "invalid", "_", "instruction2",
+            ),
+        );
+        //~^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1'
+        //~^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2'
+
+        asm!(
+            concat!(
+                "invalid", "_", "instruction1", "\n",
+                "invalid", "_", "instruction2",
+            ),
+            concat!(
+                "invalid", "_", "instruction3", "\n",
+                "invalid", "_", "instruction4",
+            ),
+        );
+        //~^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1'
+        //~^^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2'
+        //~^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction3'
+        //~^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction4'
+
+        asm!(
+            concat!(
+                "invalid", "_", "instruction1", "\n",
+                "invalid", "_", "instruction2", "\n",
+            ),
+            concat!(
+                "invalid", "_", "instruction3", "\n",
+                "invalid", "_", "instruction4", "\n",
+            ),
+        );
+        //~^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction1'
+        //~^^^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction2'
+        //~^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction3'
+        //~^^^^^^^^ ERROR: invalid instruction mnemonic 'invalid_instruction4'
     }
 }
diff --git a/src/test/ui/asm/srcloc.stderr b/src/test/ui/asm/srcloc.stderr
index d5d12b00481..b62c8948289 100644
--- a/src/test/ui/asm/srcloc.stderr
+++ b/src/test/ui/asm/srcloc.stderr
@@ -82,5 +82,209 @@ note: instantiated into assembly here
 LL |     movaps %xmm3, (%esi, 2)
    |                          ^
 
-error: aborting due to 6 previous errors; 1 warning emitted
+error: invalid instruction mnemonic 'invalid_instruction'
+  --> $DIR/srcloc.rs:45:14
+   |
+LL |             "invalid_instruction",
+   |              ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:2:2
+   |
+LL |     invalid_instruction
+   |     ^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction'
+  --> $DIR/srcloc.rs:51:14
+   |
+LL |             "invalid_instruction",
+   |              ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction
+   | ^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction'
+  --> $DIR/srcloc.rs:58:14
+   |
+LL |             "invalid_instruction",
+   |              ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:4:1
+   |
+LL | invalid_instruction
+   | ^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction'
+  --> $DIR/srcloc.rs:65:13
+   |
+LL |             concat!("invalid", "_", "instruction"),
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction
+   | ^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction'
+  --> $DIR/srcloc.rs:72:13
+   |
+LL |             concat!("invalid", "_", "instruction"),
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction
+   | ^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction1'
+  --> $DIR/srcloc.rs:79:14
+   |
+LL |             "invalid_instruction1",
+   |              ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:2:2
+   |
+LL |     invalid_instruction1
+   |     ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction2'
+  --> $DIR/srcloc.rs:80:14
+   |
+LL |             "invalid_instruction2",
+   |              ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction2
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction1'
+  --> $DIR/srcloc.rs:86:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:2:2
+   |
+LL |     invalid_instruction1
+   |     ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction2'
+  --> $DIR/srcloc.rs:86:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction2
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction1'
+  --> $DIR/srcloc.rs:95:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:2:2
+   |
+LL |     invalid_instruction1
+   |     ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction2'
+  --> $DIR/srcloc.rs:95:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction2
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction3'
+  --> $DIR/srcloc.rs:99:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:4:1
+   |
+LL | invalid_instruction3
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction4'
+  --> $DIR/srcloc.rs:99:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:5:1
+   |
+LL | invalid_instruction4
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction1'
+  --> $DIR/srcloc.rs:110:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:2:2
+   |
+LL |     invalid_instruction1
+   |     ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction2'
+  --> $DIR/srcloc.rs:110:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:3:1
+   |
+LL | invalid_instruction2
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction3'
+  --> $DIR/srcloc.rs:114:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:5:1
+   |
+LL | invalid_instruction3
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: invalid instruction mnemonic 'invalid_instruction4'
+  --> $DIR/srcloc.rs:114:13
+   |
+LL |             concat!(
+   |             ^
+   |
+note: instantiated into assembly here
+  --> <inline asm>:6:1
+   |
+LL | invalid_instruction4
+   | ^^^^^^^^^^^^^^^^^^^^
+
+error: aborting due to 23 previous errors; 1 warning emitted
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-01-14 04:36:54 +0000