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Recognize 'q' as a format length modifier (from BSD). 

llvm-svn: 94894
This commit is contained in:
Daniel Dunbar 2010-01-30 15:49:20 +00:00
parent 842bf17366
commit 19b70bd46c
3 changed files with 4 additions and 2 deletions
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2
clang/include/clang/Analysis/Analyses/PrintfFormatString.h
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@ -105,7 +105,7 @@ enum LengthModifier {
AsChar, // 'hh'
AsShort, // 'h'
AsLong, // 'l'
AsLongLong, // 'll'
AsLongLong, // 'll', 'q' (BSD, deprecated)
AsIntMax, // 'j'
AsSizeT, // 'z'
AsPtrDiff, // 't'

1
clang/lib/Analysis/PrintfFormatString.cpp
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@ -185,6 +185,7 @@ static FormatSpecifierResult ParseFormatSpecifier(FormatStringHandler &H,
case 'z': lm = AsSizeT; ++I; break;
case 't': lm = AsPtrDiff; ++I; break;
case 'L': lm = AsLongDouble; ++I; break;
case 'q': lm = AsLongLong; ++I; break;
}
FS.setLengthModifier(lm);

3
clang/test/Sema/format-strings.c
View File

@ -144,7 +144,7 @@ void torture(va_list v8) {
}
void test10(int x, float f, int i) {
void test10(int x, float f, int i, long long lli) {
printf("%@", 12); // expected-warning{{invalid conversion specifier '@'}}
printf("\0"); // expected-warning{{format string contains '\0' within the string body}}
printf("xs\0"); // expected-warning{{format string contains '\0' within the string body}}
@ -161,6 +161,7 @@ void test10(int x, float f, int i) {
printf("%.d", x); // no-warning
printf("%.", x); // expected-warning{{incomplete format specifier}}
printf("%f", 4); // expected-warning{{conversion specifies type 'double' but the argument has type 'int'}}
printf("%qd", lli);
}
typedef struct __aslclient *aslclient;