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Enable/silence -Wsign-compare. 

llvm-svn: 152335
This commit is contained in:
Howard Hinnant 2012-03-08 20:50:28 +00:00
parent 37c247c13c
commit 71c4857a07
2 changed files with 12 additions and 11 deletions
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3
libcxxabi/lib/buildit
View File

@ -29,7 +29,8 @@ fi
EXTRA_FLAGS="-std=c++0x -stdlib=libc++ -fstrict-aliasing -Wstrict-aliasing=2 \ EXTRA_FLAGS="-std=c++0x -stdlib=libc++ -fstrict-aliasing -Wstrict-aliasing=2 \
-Wsign-conversion -Wshadow -Wconversion -Wunused-variable \ -Wsign-conversion -Wshadow -Wconversion -Wunused-variable \
-Wmissing-field-initializers -Wnewline-eof" -Wmissing-field-initializers -Wchar-subscripts -Wmismatched-tags \
-Wmissing-braces -Wshorten-64-to-32 -Wsign-compare -Wnewline-eof"
case $TRIPLE in case $TRIPLE in
*-apple-*) *-apple-*)

20
libcxxabi/src/cxa_demangle.cpp
View File

@ -42,8 +42,8 @@ public:
size_t __size_; size_t __size_;
__node* __left_; __node* __left_;
__node* __right_; __node* __right_;
long double __value_;
long __cached_size_; long __cached_size_;
long double __value_;
public: public:
__node() __node()
: __name_(0), __size_(0), __left_(0), __right_(0), __cached_size_(-1) : __name_(0), __size_(0), __left_(0), __right_(0), __cached_size_(-1)
@ -3718,7 +3718,7 @@ public:
{ {
if (__left_ == 0) if (__left_ == 0)
{ {
if (__size_ < t_end - t_begin) if (__size_ < static_cast<size_t>(t_end - t_begin))
{ {
__left_ = t_begin[__size_]; __left_ = t_begin[__size_];
__size_ = 0; __size_ = 0;
@ -8149,7 +8149,7 @@ __demangle_tree::__parse_template_param(const char* first, const char* last)
if (t == last || *t != '_') if (t == last || *t != '_')
return first; return first;
++sub; ++sub;
if (sub < __t_end_ - __t_begin_) if (sub < static_cast<size_t>(__t_end_ - __t_begin_))
{ {
if (__make<__sub>(__t_begin_[sub])) if (__make<__sub>(__t_begin_[sub]))
first = t+1; first = t+1;
@ -10078,7 +10078,7 @@ __demangle_tree::__parse_source_name(const char* first, const char* last)
if (++t == last) if (++t == last)
return first; return first;
} }
if (last - t >= n && __make<__source_name>(t, n)) if (static_cast<size_t>(last - t) >= n && __make<__source_name>(t, n))
first = t + n; first = t + n;
} }
} }
@ -10576,7 +10576,7 @@ __demangle_tree::__parse_substitution(const char* first, const char* last)
if (t == last || *t != '_') if (t == last || *t != '_')
return first; return first;
++sub; ++sub;
if (sub < __sub_end_ - __sub_begin_) if (sub < static_cast<size_t>(__sub_end_ - __sub_begin_))
{ {
if (__make<__sub>(__sub_begin_[sub])) if (__make<__sub>(__sub_begin_[sub]))
first = t+1; first = t+1;
@ -10809,13 +10809,13 @@ printf("\n");
const unsigned N = 4096; const unsigned N = 4096;
char tmp[N]; char tmp[N];
ptrdiff_t s; ptrdiff_t s;
if (est <= bs) if (static_cast<size_t>(est) <= bs)
{ {
char* e = dmg_tree.__get_demangled_name(buf); char* e = dmg_tree.__get_demangled_name(buf);
*e++ = '\0'; *e++ = '\0';
s = e - buf; s = e - buf;
} }
else if (est <= N) else if (static_cast<size_t>(est) <= N)
{ {
char* e = dmg_tree.__get_demangled_name(tmp); char* e = dmg_tree.__get_demangled_name(tmp);
*e++ = '\0'; *e++ = '\0';
@ -10823,7 +10823,7 @@ printf("\n");
} }
else else
s = static_cast<ptrdiff_t>(dmg_tree.size() + 1); s = static_cast<ptrdiff_t>(dmg_tree.size() + 1);
if (s > bs) if (static_cast<size_t>(s) > bs)
{ {
buf = static_cast<char*>(realloc(buf, static_cast<size_t>(s))); buf = static_cast<char*>(realloc(buf, static_cast<size_t>(s)));
if (buf == NULL) if (buf == NULL)
@ -10835,9 +10835,9 @@ printf("\n");
if (n) if (n)
*n = static_cast<size_t>(s); *n = static_cast<size_t>(s);
} }
if (est > bs) if (static_cast<size_t>(est) > bs)
{ {
if (est <= N) if (static_cast<size_t>(est) <= N)
strncpy(buf, tmp, static_cast<size_t>(s)); strncpy(buf, tmp, static_cast<size_t>(s));
else else
*dmg_tree.__get_demangled_name(buf) = '\0'; *dmg_tree.__get_demangled_name(buf) = '\0';