diff options
| -rw-r--r-- | test/CodeGen/X86/asm-invalid-register-class-crasher.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGen/X86/asm-invalid-register-class-crasher.ll b/test/CodeGen/X86/asm-invalid-register-class-crasher.ll new file mode 100644 index 0000000000..24e2284c8c --- /dev/null +++ b/test/CodeGen/X86/asm-invalid-register-class-crasher.ll @@ -0,0 +1,9 @@ +; RUN: not llc < %s -mtriple=i386-apple-darwin 2>&1 %t + +; Previously, this would assert in an assert build, but crash in a release build. +; No FileCheck, just make sure we handle this gracefully. +define i64 @t1(i64* %p, i64 %val) #0 { +entry: + %0 = tail call i64 asm sideeffect "xaddq $0, $1", "=q,*m,0,~{memory},~{cc},~{dirflag},~{fpsr},~{flags}"(i64* %p, i64 %val) + ret i64 %0 +} |