diff options
Diffstat (limited to 'src/test/ui/liveness/liveness-asm.rs')
| -rw-r--r-- | src/test/ui/liveness/liveness-asm.rs | 45 | 
1 files changed, 0 insertions, 45 deletions
| diff --git a/src/test/ui/liveness/liveness-asm.rs b/src/test/ui/liveness/liveness-asm.rs deleted file mode 100644 index ea5f033cb86..00000000000 --- a/src/test/ui/liveness/liveness-asm.rs +++ /dev/null @@ -1,45 +0,0 @@ -// Ensure inout asm! operands are marked as used by the liveness pass - -// only-x86_64 -// check-pass - -#![allow(dead_code)] -#![warn(unused_assignments)] -#![warn(unused_variables)] - -use std::arch::asm; - -// Test the single inout case -unsafe fn f1(mut src: *const u8) { - asm!("/*{0}*/", inout(reg) src); //~ WARN value assigned to `src` is never read -} - -unsafe fn f2(mut src: *const u8) -> *const u8 { - asm!("/*{0}*/", inout(reg) src); - src -} - -// Test the split inout case -unsafe fn f3(mut src: *const u8) { - asm!("/*{0}*/", inout(reg) src => src); //~ WARN value assigned to `src` is never read -} - -unsafe fn f4(mut src: *const u8) -> *const u8 { - asm!("/*{0}*/", inout(reg) src => src); - src -} - -// Tests the use of field projections -struct S { - field: *mut u8, -} - -unsafe fn f5(src: &mut S) { - asm!("/*{0}*/", inout(reg) src.field); -} - -unsafe fn f6(src: &mut S) { - asm!("/*{0}*/", inout(reg) src.field => src.field); -} - -fn main() {} | 
