Merge pull request #69 from lazka/test-gcc-crashes

Add some tests for the recent gcc crashes

toolchain/meson/tests/ices/gcc-115038-1.cpp

@@ -0,0 +1,10 @@
+// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115038#c0
+// gcc -c -fno-omit-frame-pointer -O2 repro.cpp
+template <typename a> void b(a, a);
+template <typename a> void c(a, a, float);
+float d;
+void e() {
+  float f;
+  c(f, f, d);
+  b(0.0f, f);
+}

toolchain/meson/tests/ices/gcc-115038-2.cpp

@@ -0,0 +1,21 @@
+// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115038#c1
+// gcc -c -fno-omit-frame-pointer -O2 repro.cpp
+struct d {
+  d();
+};
+struct e {
+  e() : c(1.0) {}
+  float c;
+};
+struct j {
+  using ad = d;
+};
+class k : j {
+  d g;
+  e h;
+};
+template <typename, typename, typename, typename> using i = k;
+class {
+  i<int, int, int, int> f;
+} a;
+k b;

toolchain/meson/tests/ices/gcc-115038-3.c

@@ -0,0 +1,6 @@
+// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115038#c5
+// gcc -c -O2 repro.c -> internal compiler error: in seh_cfa_offset
+// gcc -c -g3 -O2 -gdwarf-2 repro.c -> internal compiler error: in 
+void a() {
+    __builtin_unwind_init();
+}

toolchain/meson/tests/ices/meson.build

@@ -0,0 +1,20 @@
+c_compiler_program = find_program(meson.get_compiler('c').cmd_array().get(-1))
+cpp_compiler_program = find_program(meson.get_compiler('cpp').cmd_array().get(-1))
+
+test('ice-gcc-115038-1',
+     cpp_compiler_program, args: [
+        '-c', '-O2', '-fno-omit-frame-pointer',
+        meson.current_source_dir() / 'gcc-115038-1.cpp'
+    ])
+
+test('ice-gcc-115038-2',
+     cpp_compiler_program, args: [
+        '-c', '-O2', '-fno-omit-frame-pointer',
+        meson.current_source_dir() / 'gcc-115038-2.cpp'
+    ])
+
+test('ice-gcc-115038-3',
+     c_compiler_program, args: [
+        '-c', '-O2',
+        meson.current_source_dir() / 'gcc-115038-3.c'
+    ])

toolchain/meson/tests/meson.build

@@ -54,3 +54,4 @@ if compiler.get_id() == 'clang' and compiler.get_linker_id() == 'ld.lld'
 endif
 
 subdir('def-undec-stdcall')
+subdir('ices')