Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/plugin/diagnostic-test-paths-4.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
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/* { dg-do compile } */ /* { dg-options "-fdiagnostics-path-format=inline-events -fdiagnostics-show-caret -fdiagnostics-show-line-numbers" } */ /* { dg-enable-nn-line-numbers "" } */ #include <stdio.h> #include <signal.h> #include <stdlib.h> extern void body_of_program(void); void custom_logger(const char *msg) { fprintf(stderr, "LOG: %s", msg); /* { dg-warning "call to 'fprintf' from within signal handler" } */ } static void int_handler(int signum) { custom_logger("got signal"); } static void register_handler () { signal(SIGINT, int_handler); } void test (void) { register_handler (); body_of_program(); } /* { dg-begin-multiline-output "" } NN | fprintf(stderr, "LOG: %s", msg); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 'test': events 1-2 | | NN | { | | ^ | | | | | (1) entering 'test' | NN | register_handler (); | | ~~~~~~~~~~~~~~~~~~~ | | | | | (2) calling 'register_handler' | +--> 'register_handler': events 3-4 | | NN | { | | ^ | | | | | (3) entering 'register_handler' | NN | signal(SIGINT, int_handler); | | ~~~~~~~~~~~~~~~~~~~~~~~~~~~ | | | | | (4) registering 'int_handler' as signal handler | event 5 | |cc1: | (5): later on, when the signal is delivered to the process | +--> 'int_handler': events 6-7 | | NN | { | | ^ | | | | | (6) entering 'int_handler' | NN | custom_logger("got signal"); | | ~~~~~~~~~~~~~~~~~~~~~~~~~~~ | | | | | (7) calling 'custom_logger' | +--> 'custom_logger': events 8-9 | | NN | { | | ^ | | | | | (8) entering 'custom_logger' | NN | fprintf(stderr, "LOG: %s", msg); | | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | | | | | (9) calling 'fprintf' | { dg-end-multiline-output "" } */