clang/test/CodeGen/avoidTBAAonASMstore.cpp

   1 // REQUIRES: x86-registered-target
   2 // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -O2 -disable-llvm-passes -fasm-blocks %s -emit-llvm -o - | FileCheck --check-prefix=STORE-LINE %s
   3 double foo(double z) {
   4   // STORE-LINE-LABEL: define{{.*}} double @_Z3food
   5   unsigned short ControlWord;
   6   __asm { fnstcw word ptr[ControlWord]}
   7   ;
   8   // STORE-LINE: store i64 %{{.*}}, ptr %{{.*}},
   9   // STORE-LINE-NOT: align 4, !tbaa
  10   // STORE-LINE-SAME: align 4
  11   return z;
  12 }