mirror of git://gcc.gnu.org/git/gcc.git
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/* PR c/81854 - weak alias of an incompatible symbol accepted
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{ dg-do compile }
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{ dg-require-ifunc "" }
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{ dg-options "-Wextra" } */
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const char* __attribute__ ((weak, alias ("f0_target")))
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f0 (void); /* { dg-error "alias between function and variable" } */
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int f0_target; /* { dg-message "aliased declaration here" } */
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const char* __attribute__ ((weak, alias ("f1_target")))
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f1 (void); /* { dg-warning "alias between functions of incompatible types" } */
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void f1_target (int *p) /* { dg-message "aliased declaration here" } */
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{
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*p = 0;
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}
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const char* __attribute__ ((alias ("f2_target")))
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f2 (void*); /* { dg-warning "alias between functions of incompatible types" } */
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const char* f2_target (int i) /* { dg-message "aliased declaration here" } */
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{
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(void)&i;
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return 0;
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}
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int __attribute__ ((ifunc ("f3_resolver")))
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f3 (void); /* { dg-message "resolver indirect function declared here" } */
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void* f3_resolver (void) /* { dg-warning "ifunc. resolver for .f3. should return .int \\(\\*\\)\\(void\\)." } */
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{
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return 0;
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}
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int __attribute__ ((ifunc ("f4_resolver")))
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f4 (void); /* { dg-message "resolver indirect function declared here" } */
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typedef void F4 (void);
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F4* f4_resolver (void) /* { dg-warning ".ifunc. resolver for .f4. should return .int \\(\\*\\)\\(void\\)" } */
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{
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return 0;
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}
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const char* __attribute__ ((ifunc ("f5_resolver")))
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f5 (void);
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typedef const char* F5 (void);
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F5* f5_resolver (void)
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{
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return 0;
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}
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int __attribute__ ((ifunc ("f6_resolver")))
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f6 (void); /* { dg-message "resolver indirect function declared here" } */
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int f6_resolver (void) /* { dg-error ".ifunc. resolver for 'f6' must return .int \\(\\*\\)\\(void\\)." } */
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{
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return 0;
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}
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