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// RUN: %clang_cc1 -x c -fsyntax-only -verify %s
// RUN: %clang_cc1 -std=c++17 -fsyntax-only -verify -Wall -Wno-unused -Wno-misleading-indentation -DCXX17 %s
// RUN: %clang_cc1 -x c -fsyntax-only -verify -Wmisleading-indentation -DWITH_WARN -ftabstop 8 -DTAB_SIZE=8 %s
// RUN: %clang_cc1 -std=c++17 -fsyntax-only -verify -Wall -Wno-unused -DWITH_WARN -ftabstop 4 -DTAB_SIZE=4 -DCXX17 %s
// RUN: %clang_cc1 -x c -fsyntax-only -verify -Wall -Wno-unused -DWITH_WARN -ftabstop 1 -DTAB_SIZE=1 %s
// RUN: %clang_cc1 -std=c++17 -fsyntax-only -verify -Wall -Wno-unused -Wmisleading-indentation -DCXX17 -DWITH_WARN -ftabstop 2 -DTAB_SIZE=2 %s
#ifndef WITH_WARN
// expected-no-diagnostics
#endif
void f0(int i) {
if (i)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i = i + 1;
int x = 0;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
return;
#ifdef CXX17
if constexpr (false)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i = 0;
i += 1;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
#endif
}
void f1(int i) {
for (;i;)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i = i + 1;
i *= 2;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'for'}}
#endif
return;
}
void f2(int i) {
while (i)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i = i + 1; i *= 2;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'while'}}
#endif
return;
}
void f3(int i) {
if (i)
i = i + 1;
else
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i *= 2;
const int x = 0;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'else'}}
#endif
}
#ifdef CXX17
struct Range {
int *begin() {return nullptr;}
int *end() {return nullptr;}
};
#endif
void f4(int i) {
if (i)
i *= 2;
return;
if (i)
i *= 2;
;
if (i)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i *= 2;
typedef int Int;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
#ifdef CXX17
Range R;
for (auto e : R)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i *= 2;
using Int2 = int;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'for'}}
#endif
#endif
}
int bar(void);
int foo(int* dst)
{
if (dst)
return
bar();
if (dst)
dst = dst + \
bar();
return 0;
}
void g(int i) {
if (1)
i = 2;
else
if (i == 3)
#ifdef WITH_WARN
// expected-note@-3 {{here}}
#endif
i = 4;
i = 5;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
}
// Or this
#define TEST i = 5
void g0(int i) {
if (1)
i = 2;
else
i = 5;
TEST;
}
void g1(int i) {
if (1)
i = 2;
else if (i == 3)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i = 4;
i = 5;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
}
void g2(int i) {
if (1)
i = 2;
else
if (i == 3)
{i = 4;}
i = 5;
}
void g6(int i) {
if (1)
if (i == 3)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
i = 4;
i = 5;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
}
void g7(int i) {
if (1)
i = 4;
#ifdef TEST1
#endif
i = 5;
}
void a1(int i) { if (1) i = 4; return; }
void a2(int i) {
{
if (1)
i = 4;
}
return;
}
void a3(int i) {
if (1)
{
i = 4;
}
return;
}
void s(int num) {
{
if (1)
return;
else
return;
return;
}
if (0)
#ifdef WITH_WARN
// expected-note@-2 {{here}}
#endif
return;
return;
#ifdef WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
#endif
}
int a4()
{
if (0)
return 1;
return 0;
#if (TAB_SIZE == 1)
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
// expected-note@-5 {{here}}
#endif
}
int a5()
{
if (0)
return 1;
return 0;
#if WITH_WARN
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
// expected-note@-5 {{here}}
#endif
}
int a6()
{
if (0)
return 1;
return 0;
#if (TAB_SIZE == 8)
// expected-warning@-2 {{misleading indentation; statement is not part of the previous 'if'}}
// expected-note@-5 {{here}}
#endif
}
#define FOO \
goto fail
int main(int argc, char* argv[]) {
if (5 != 0)
goto fail;
else
goto fail;
if (1) {
if (1)
goto fail;
else if (1)
goto fail;
else if (1)
goto fail;
else
goto fail;
} else if (1) {
if (1)
goto fail;
}
if (1) {
if (1)
goto fail;
} else if (1)
goto fail;
if (1) goto fail; goto fail;
if (0)
goto fail;
goto fail;
if (0)
FOO;
goto fail;
fail:;
}
void f_label(int b) {
if (b)
return;
a:
return;
goto a;
}