xref: /aosp_15_r20/external/clang/test/CodeGenCXX/observe-noexcept.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -triple  powerpc64le-unknown-unknown -std=c++11 -fopenmp -fexceptions -fcxx-exceptions -O0 -emit-llvm %s -o - | FileCheck %s
2*67e74705SXin Li 
3*67e74705SXin Li // Check that regions that install a terminate scope in the exception stack can
4*67e74705SXin Li // correctly generate complex arithmetic.
5*67e74705SXin Li 
6*67e74705SXin Li // CHECK-LABEL: ffcomplex
ffcomplex(int a)7*67e74705SXin Li void ffcomplex (int a) {
8*67e74705SXin Li   double _Complex dc = (double)a;
9*67e74705SXin Li 
10*67e74705SXin Li   // CHECK: call { double, double } @__muldc3(double %{{.+}}, double %{{.+}}, double %{{.+}}, double %{{.+}})
11*67e74705SXin Li   dc *= dc;
12*67e74705SXin Li   // CHECK: call {{.+}} @__kmpc_fork_call({{.+}} [[REGNAME1:@.*]] to void (i32*, i32*, ...)*), { double, double }* %{{.+}})
13*67e74705SXin Li   #pragma omp parallel
14*67e74705SXin Li   {
15*67e74705SXin Li     dc *= dc;
16*67e74705SXin Li   }
17*67e74705SXin Li   // CHECK: ret void
18*67e74705SXin Li }
19*67e74705SXin Li 
20*67e74705SXin Li // CHECK: define internal {{.+}}[[REGNAME1]](
21*67e74705SXin Li // CHECK-NOT: invoke
22*67e74705SXin Li // CHECK: call { double, double } @__muldc3(double %{{.+}}, double %{{.+}}, double %{{.+}}, double %{{.+}})
23*67e74705SXin Li // CHECK-NOT: invoke
24*67e74705SXin Li // CHECK: ret void
25*67e74705SXin Li 
26*67e74705SXin Li // Check if we are observing the function pointer attribute regardless what is
27*67e74705SXin Li // in the exception specification of the callees.
28*67e74705SXin Li void fnoexcp(void) noexcept;
29*67e74705SXin Li 
30*67e74705SXin Li // CHECK-LABEL: foo
foo(int a,int b)31*67e74705SXin Li void foo(int a, int b) {
32*67e74705SXin Li 
33*67e74705SXin Li   void (*fptr)(void) noexcept = fnoexcp;
34*67e74705SXin Li 
35*67e74705SXin Li   // CHECK: call {{.+}} @__kmpc_fork_call({{.+}} [[REGNAME2:@.*]] to void (i32*, i32*, ...)*), void ()** %{{.+}})
36*67e74705SXin Li   #pragma omp parallel
37*67e74705SXin Li   {
38*67e74705SXin Li     fptr();
39*67e74705SXin Li   }
40*67e74705SXin Li   // CHECK: ret void
41*67e74705SXin Li }
42*67e74705SXin Li 
43*67e74705SXin Li // CHECK: define internal {{.+}}[[REGNAME2]](
44*67e74705SXin Li // CHECK-NOT: invoke
45*67e74705SXin Li // CHECK: call void %{{[0-9]+}}()
46*67e74705SXin Li // CHECK-NOT: invoke
47*67e74705SXin Li // CHECK: ret void
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