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authorChris Mihelich <cmihelic@google.com>2024-06-05 10:23:44 -0700
committerCopybara-Service <copybara-worker@google.com>2024-06-05 10:24:42 -0700
commit699fcf35d2f0234e57fc83e3ed625952c3e919b3 (patch)
treeafeabd78ec5beca168c5d2c433f7a3c264745306 /absl/debugging/internal/demangle_test.cc
parent8322d3abcc155dcb8b18e4a702ecf1f1e19dafe0 (diff)
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Demangle alignof expressions, at... and az....
PiperOrigin-RevId: 640568425 Change-Id: Id63142ff2e94d7f7ee16367f34a2e4ae81c29b4e
Diffstat (limited to 'absl/debugging/internal/demangle_test.cc')
-rw-r--r--absl/debugging/internal/demangle_test.cc30
1 files changed, 30 insertions, 0 deletions
diff --git a/absl/debugging/internal/demangle_test.cc b/absl/debugging/internal/demangle_test.cc
index 2f2a48a6..a91935f4 100644
--- a/absl/debugging/internal/demangle_test.cc
+++ b/absl/debugging/internal/demangle_test.cc
@@ -1098,6 +1098,36 @@ TEST(Demangle, ReinterpretCast) {
EXPECT_STREQ("f<>()", tmp);
}
+TEST(Demangle, AlignofType) {
+ char tmp[80];
+
+ // Source:
+ //
+ // template <class T> T f(T (&a)[alignof(T)]) { return a[0]; }
+ // template int f<int>(int (&)[alignof(int)]);
+ //
+ // Full LLVM demangling of the instantiation of f:
+ //
+ // int f<int>(int (&) [alignof (int)])
+ EXPECT_TRUE(Demangle("_Z1fIiET_RAatS0__S0_", tmp, sizeof(tmp)));
+ EXPECT_STREQ("f<>()", tmp);
+}
+
+TEST(Demangle, AlignofExpression) {
+ char tmp[80];
+
+ // Source (note that this uses a GNU extension; it is not standard C++):
+ //
+ // template <class T> T f(T (&a)[alignof(T{})]) { return a[0]; }
+ // template int f<int>(int (&)[alignof(int{})]);
+ //
+ // Full LLVM demangling of the instantiation of f:
+ //
+ // int f<int>(int (&) [alignof (int{})])
+ EXPECT_TRUE(Demangle("_Z1fIiET_RAaztlS0_E_S0_", tmp, sizeof(tmp)));
+ EXPECT_STREQ("f<>()", tmp);
+}
+
TEST(Demangle, ThreadLocalWrappers) {
char tmp[80];