Re: [PATCH v2] libstdc++: Make certain exceptions transaction_safe.

[Jonathan Wakely <jwakely@redhat.com>]

[-- Attachment #1: Type: text/plain, Size: 80 bytes --]

What are the errors?

I can build libstdc++ on gcc111.

Does this patch help?



[-- Attachment #2: 69312.patch --]
[-- Type: text/plain, Size: 1128 bytes --]

diff --git a/libstdc++-v3/src/c++11/cow-stdexcept.cc b/libstdc++-v3/src/c++11/cow-stdexcept.cc
index afc3f6c..8a1b65a 100644
--- a/libstdc++-v3/src/c++11/cow-stdexcept.cc
+++ b/libstdc++-v3/src/c++11/cow-stdexcept.cc
@@ -27,6 +27,7 @@
 //
 
 // Enable hooks for support for the Transactional Memory TS (N4514).
+#if __cpp_transactional_memory >= 201505L
 #define _GLIBCXX_TM_TS_INTERNAL
 void
 _txnal_cow_string_C1_for_exceptions(void* that, const char* s, void* exc);
@@ -40,6 +41,7 @@ void*
 _txnal_logic_error_get_msg(void* e);
 void*
 _txnal_runtime_error_get_msg(void* e);
+#endif
 
 // All exception classes still use the classic COW std::string.
 #define _GLIBCXX_USE_CXX11_ABI 0
@@ -167,6 +169,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 _GLIBCXX_END_NAMESPACE_VERSION
 } // namespace
 
+#if __cpp_transactional_memory >= 201505L
 // Support for the Transactional Memory TS (N4514).
 //
 // logic_error and runtime_error both carry a message in the form of a COW
@@ -440,3 +443,4 @@ CTORDTOR(14overflow_error, std::overflow_error, runtime_error)
 CTORDTOR(15underflow_error, std::underflow_error, runtime_error)
 
 }
+#endif