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authorSimonas Kazlauskas <git@kazlauskas.me>2021-03-28 00:11:24 +0200
committerSimonas Kazlauskas <git@kazlauskas.me>2021-04-03 00:00:29 +0300
commit2f000a78bf615b35c4837f920fb6adcad4848351 (patch)
tree3d0cd52de9151067789edfa6f2e6729712dd0256 /src/test/codegen/optimize-attr-1.rs
parent9b0edb7fddacd6a60a380c1ce59159de597ab270 (diff)
downloadrust-2f000a78bf615b35c4837f920fb6adcad4848351.tar.gz
rust-2f000a78bf615b35c4837f920fb6adcad4848351.zip
Manually set dso_local when its valid to do so
This should have no real effect in most cases, as e.g. `hidden`
visibility already implies `dso_local` (or at least LLVM IR does not
preserve the `dso_local` setting if the item is already `hidden`), but
it should fix `-Crelocation-model=static` and improve codegen in
executables.

Note that this PR does not exhaustively port the logic in [clang]. Only
the obviously correct portion and what is necessary to fix a regression
from LLVM 12 that relates to `-Crelocation_model=static`.

Fixes #83335

[clang]: https://github.com/llvm/llvm-project/blob/3001d080c813da20b329303bf8f45451480e5905/clang/lib/CodeGen/CodeGenModule.cpp#L945-L1039
Diffstat (limited to 'src/test/codegen/optimize-attr-1.rs')
-rw-r--r--src/test/codegen/optimize-attr-1.rs6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/test/codegen/optimize-attr-1.rs b/src/test/codegen/optimize-attr-1.rs
index a8be10ba3ce..22abe06e7a9 100644
--- a/src/test/codegen/optimize-attr-1.rs
+++ b/src/test/codegen/optimize-attr-1.rs
@@ -6,7 +6,7 @@
 #![feature(optimize_attribute)]
 #![crate_type="rlib"]
 
-// CHECK-LABEL: define i32 @nothing
+// CHECK-LABEL: define{{.*}}i32 @nothing
 // CHECK-SAME: [[NOTHING_ATTRS:#[0-9]+]]
 // NO-OPT: ret i32 4
 // SIZE-OPT: ret i32 4
@@ -16,7 +16,7 @@ pub fn nothing() -> i32 {
     2 + 2
 }
 
-// CHECK-LABEL: define i32 @size
+// CHECK-LABEL: define{{.*}}i32 @size
 // CHECK-SAME: [[SIZE_ATTRS:#[0-9]+]]
 // NO-OPT: ret i32 6
 // SIZE-OPT: ret i32 6
@@ -27,7 +27,7 @@ pub fn size() -> i32 {
     3 + 3
 }
 
-// CHECK-LABEL: define i32 @speed
+// CHECK-LABEL: define{{.*}}i32 @speed
 // NO-OPT-SAME: [[NOTHING_ATTRS]]
 // SPEED-OPT-SAME: [[NOTHING_ATTRS]]
 // SIZE-OPT-SAME: [[SPEED_ATTRS:#[0-9]+]]