Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/plugin/diagnostic-test-show-trees-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O -fdiagnostics-show-caret" } */ /* This is an example file for use with diagnostic_plugin_show_trees.c. The plugin handles "__show_tree" by recursively dumping the internal structure of the second input argument. We want to accept an expression of any type. To do this in C, we use variadic arguments, but C requires at least one argument before the ellipsis, so we have a dummy one. */ extern void __show_tree (int dummy, ...); extern double sqrt (double x); void test_quadratic (double a, double b, double c) { __show_tree (0, (-b + sqrt (b * b - 4 * a * c)) / (2 * a)); /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ / (2 * a)); ^~~~~~~~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ^~~~~~~~~~~~~~~~~~~~~~~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ~~~~~~^~~~~~~~~~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ~~^~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ~~~~~~^~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } (-b + sqrt (b * b - 4 * a * c)) ~~^~~ { dg-end-multiline-output "" } */ /* { dg-begin-multiline-output "" } / (2 * a)); ~~~^~~~ { dg-end-multiline-output "" } */ }