clang/test/CodeGenCXX/observe-noexcept.cpp

   1 // RUN: %clang_cc1 -triple  powerpc64le-unknown-unknown -std=c++11 -fopenmp -fexceptions -fcxx-exceptions -O0 -emit-llvm %s -o - | FileCheck %s
   2
   3 // Check that regions that install a terminate scope in the exception stack can
   4 // correctly generate complex arithmetic.
   5
   6 // CHECK-LABEL: ffcomplex
   7 void ffcomplex (int a) {
   8   double _Complex dc = (double)a;
   9
  10   // CHECK: call noundef { double, double } @__muldc3(double noundef %{{.+}}, double noundef %{{.+}}, double noundef %{{.+}}, double noundef %{{.+}})
  11   dc *= dc;
  12   // CHECK: call {{.+}} @__kmpc_fork_call({{.+}} [[REGNAME1:@.*]] to void (i32*, i32*, ...)*), { double, double }* %{{.+}})
  13   #pragma omp parallel
  14   {
  15     dc *= dc;
  16   }
  17   // CHECK: ret void
  18 }
  19
  20 // CHECK: define internal {{.+}}[[REGNAME1]](
  21 // CHECK-NOT: invoke
  22 // CHECK: call noundef { double, double } @__muldc3(double noundef %{{.+}}, double noundef %{{.+}}, double noundef %{{.+}}, double noundef %{{.+}})
  23 // CHECK-NOT: invoke
  24 // CHECK: ret void
  25
  26 // Check if we are observing the function pointer attribute regardless what is
  27 // in the exception specification of the callees.
  28 void fnoexcp(void) noexcept;
  29
  30 // CHECK-LABEL: foo
  31 void foo(int a, int b) {
  32
  33   void (*fptr)(void) noexcept = fnoexcp;
  34
  35   // CHECK: call {{.+}} @__kmpc_fork_call({{.+}} [[REGNAME2:@.*]] to void (i32*, i32*, ...)*), void ()** %{{.+}})
  36   #pragma omp parallel
  37   {
  38     fptr();
  39   }
  40   // CHECK: ret void
  41 }
  42
  43 // CHECK: define internal {{.+}}[[REGNAME2]](
  44 // CHECK-NOT: invoke
  45 // CHECK: call void %{{[0-9]+}}()
  46 // CHECK-NOT: invoke
  47 // CHECK: ret void