Per discussion on cxx-abi-dev, don't drop leading zeroes from the

mangling of floating-point literals.  I just went ahead and
reimplemented toString() here;  if someone wants to generalize
the library routine to do this, or feels strongly that we should
be post-processing, please feel free.

llvm-svn: 149256

1 files changed, 8 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/mangle.cpp b/clang/test/CodeGenCXX/mangle.cpp
index 17232fd060e..ba1b3bf5acd 100644
--- a/clang/test/CodeGenCXX/mangle.cpp
+++ b/clang/test/CodeGenCXX/mangle.cpp
@@ -361,6 +361,14 @@ namespace test0 {
     j<A>(buffer);
   }
   // CHECK: define linkonce_odr void @_ZN5test01jINS_1AEEEvRAszdtcvT__E6buffer_c(
+
+  template <class T> void k(char (&buffer)[sizeof(T() + 0.0f)]) {}
+  void test5() {
+    char buffer[sizeof(float)];
+    k<float>(buffer);
+  }
+  // CHECK: define linkonce_odr void @_ZN5test01kIfEEvRAszplcvT__ELf00000000E_c(
+
 }
 
 namespace test1 {