[clang] [llvm] [OpenMP] OpenMP 5.1 "assume" directive parsing support (PR #92731)

[Shilei Tian via cfe-commits]

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@@ -0,0 +1,31 @@
+// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -ast-print %s | FileCheck %s
+// expected-no-diagnostics
+
+extern int bar(int);
+
+int foo(int arg)
+{
+  #pragma omp assume no_openmp_routines
+  {
+    auto fn = [](int x) { return bar(x); };
+// CHECK: auto fn = [](int x) {
+    return fn(5);
+  }
+}
+
+class C {
+public:
+  int foo(int a);
+};
+
+// We're really just checking that this parses.  All the assumptions are thrown
+// away immediately for now.
+int C::foo(int a)
+{
+  #pragma omp assume holds(sizeof(T) == 8) absent(parallel)
+  {
+    auto fn = [](int x) { return bar(x); };
+// CHECK: auto fn = [](int x) {
+    return fn(5);
+  }
+}
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shiltian wrote:

I mean, we need an empty line at the end of file.

https://github.com/llvm/llvm-project/pull/92731