clang/test/CodeGen/exprs-strictfp.c

   1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown %s -emit-llvm -o - | FileCheck %s
   2 // RUN: %clang_cc1 -triple x86_64-unknown-unknown %s -ffp-exception-behavior=maytrap -emit-llvm -o - | FileCheck %s
   3
   4 // Test codegen of constrained floating point to bool conversion
   5 //
   6 // Test that the constrained intrinsics are picking up the exception
   7 // metadata from the AST instead of the global default from the command line.
   8
   9 #pragma float_control(except, on)
  10
  11 void eMaisUma(void) {
  12   double t[1];
  13   if (*t)
  14     return;
  15 // CHECK: call i1 @llvm.experimental.constrained.fcmp.f64(double %{{.*}}, double 0.000000e+00, metadata !"une", metadata !"fpexcept.strict")
  16 }
  17