diff options
| -rw-r--r-- | gcc/testsuite/g++.dg/warn/Wstringop-overflow-8.C | 10 | ||||
| -rw-r--r-- | libstdc++-v3/include/bits/basic_string.h | 8 |
2 files changed, 14 insertions, 4 deletions
diff --git a/gcc/testsuite/g++.dg/warn/Wstringop-overflow-8.C b/gcc/testsuite/g++.dg/warn/Wstringop-overflow-8.C new file mode 100644 index 0000000..d0ef5e7 --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/Wstringop-overflow-8.C @@ -0,0 +1,10 @@ +// PR c++/103534 +// { dg-additional-options "-O -Wall" } + +#include <string> + +std::string foo(std::string x) +{ + // This used to get a bogus -Wstringop-overflow warning. + return std::string("1234567890123456") + x; +} diff --git a/libstdc++-v3/include/bits/basic_string.h b/libstdc++-v3/include/bits/basic_string.h index 4007a8d..3da2f80 100644 --- a/libstdc++-v3/include/bits/basic_string.h +++ b/libstdc++-v3/include/bits/basic_string.h @@ -1382,7 +1382,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11 _GLIBCXX20_CONSTEXPR basic_string& append(const basic_string& __str) - { return _M_append(__str._M_data(), __str.size()); } + { return this->append(__str._M_data(), __str.size()); } /** * @brief Append a substring. @@ -1400,9 +1400,9 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11 _GLIBCXX20_CONSTEXPR basic_string& append(const basic_string& __str, size_type __pos, size_type __n = npos) - { return _M_append(__str._M_data() - + __str._M_check(__pos, "basic_string::append"), - __str._M_limit(__pos, __n)); } + { return this->append(__str._M_data() + + __str._M_check(__pos, "basic_string::append"), + __str._M_limit(__pos, __n)); } /** * @brief Append a C substring. |