AsChar, // 'hh'
AsShort, // 'h'
AsLong, // 'l'
- AsLongLong, // 'll', 'q' (BSD, deprecated)
+ AsLongLong, // 'll'
+ AsQuad, // 'q' (BSD, deprecated, same as 'll')
AsIntMax, // 'j'
AsSizeT, // 'z'
AsPtrDiff, // 't'
case 'z': lmKind = LengthModifier::AsSizeT; ++I; break;
case 't': lmKind = LengthModifier::AsPtrDiff; ++I; break;
case 'L': lmKind = LengthModifier::AsLongDouble; ++I; break;
- case 'q': lmKind = LengthModifier::AsLongLong; ++I; break;
+ case 'q': lmKind = LengthModifier::AsQuad; ++I; break;
case 'a':
if (IsScanf && !LO.C99 && !LO.CPlusPlus0x) {
// For scanf in C90, look at the next character to see if this should
return "l";
case AsLongLong:
return "ll";
+ case AsQuad:
+ return "q";
case AsIntMax:
return "j";
case AsSizeT:
case LengthModifier::None:
return true;
- // Handle most integer flags
+ // Handle most integer flags
case LengthModifier::AsChar:
case LengthModifier::AsShort:
case LengthModifier::AsLongLong:
+ case LengthModifier::AsQuad:
case LengthModifier::AsIntMax:
case LengthModifier::AsSizeT:
case LengthModifier::AsPtrDiff:
return false;
}
- // Handle 'l' flag
+ // Handle 'l' flag
case LengthModifier::AsLong:
switch (CS.getKind()) {
case ConversionSpecifier::dArg:
case LengthModifier::AsChar: return ArgTypeResult::AnyCharTy;
case LengthModifier::AsShort: return Ctx.ShortTy;
case LengthModifier::AsLong: return Ctx.LongTy;
- case LengthModifier::AsLongLong: return Ctx.LongLongTy;
+ case LengthModifier::AsLongLong:
+ case LengthModifier::AsQuad:
+ return Ctx.LongLongTy;
case LengthModifier::AsIntMax:
return ArgTypeResult(Ctx.getIntMaxType(), "intmax_t");
case LengthModifier::AsSizeT:
case LengthModifier::AsChar: return Ctx.UnsignedCharTy;
case LengthModifier::AsShort: return Ctx.UnsignedShortTy;
case LengthModifier::AsLong: return Ctx.UnsignedLongTy;
- case LengthModifier::AsLongLong: return Ctx.UnsignedLongLongTy;
+ case LengthModifier::AsLongLong:
+ case LengthModifier::AsQuad:
+ return Ctx.UnsignedLongLongTy;
case LengthModifier::AsIntMax:
return ArgTypeResult(Ctx.getUIntMaxType(), "uintmax_t");
case LengthModifier::AsSizeT:
return ArgTypeResult(ArgTypeResult::AnyCharTy);
case LengthModifier::AsShort: return ArgTypeResult(Ctx.ShortTy);
case LengthModifier::AsLong: return ArgTypeResult(Ctx.LongTy);
- case LengthModifier::AsLongLong: return ArgTypeResult(Ctx.LongLongTy);
+ case LengthModifier::AsLongLong:
+ case LengthModifier::AsQuad:
+ return ArgTypeResult(Ctx.LongLongTy);
case LengthModifier::AsIntMax:
return ScanfArgTypeResult(Ctx.getIntMaxType(), "intmax_t *");
case LengthModifier::AsSizeT:
case LengthModifier::AsShort: return ArgTypeResult(Ctx.UnsignedShortTy);
case LengthModifier::AsLong: return ArgTypeResult(Ctx.UnsignedLongTy);
case LengthModifier::AsLongLong:
+ case LengthModifier::AsQuad:
return ArgTypeResult(Ctx.UnsignedLongLongTy);
case LengthModifier::AsIntMax:
return ScanfArgTypeResult(Ctx.getUIntMaxType(), "uintmax_t *");
scanf("%Ls", "hello"); // expected-warning {{length modifier 'L' results in undefined behavior or no effect with 's' conversion specifier}}
}
+void test_quad(int *x, long long *llx) {
+ scanf("%qd", x); // expected-warning{{format specifies type 'long long *' but the argument has type 'int *'}}
+ scanf("%qd", llx); // no-warning
+}
printf("%.d", x); // no-warning
printf("%.", x); // expected-warning{{incomplete format specifier}}
printf("%f", 4); // expected-warning{{format specifies type 'double' but the argument has type 'int'}}
- printf("%qd", lli);
+ printf("%qd", lli); // no-warning
+ printf("%qd", x); // expected-warning{{format specifies type 'long long' but the argument has type 'int'}}
+ printf("%qp", (void *)0); // expected-warning{{length modifier 'q' results in undefined behavior or no effect with 'p' conversion specifier}}
printf("hhX %hhX", (unsigned char)10); // no-warning
printf("llX %llX", (long long) 10); // no-warning
// This is fine, because there is an implicit conversion to an int.