From 54cf94ae5fcb03be66f7a7140be76c4a777e9c8f Mon Sep 17 00:00:00 2001 From: Yvan Roux Date: Tue, 6 Sep 2016 14:44:22 +0200 Subject: gcc/testsuite/ Backport from trunk r239609. 2016-08-19 Prathamesh Kulkarni * gcc.dg/cpp/warn-undef.c: Append "evaluates to 0" to dg-error. * gcc.dg/cpp/warn-undef-2.c: Likewise. libcpp/ Backport from trunk r239609. 2016-08-19 Prathamesh Kulkarni * expr.c (eval_token): Append "evaluates to 0" to Wundef diagnostic. Change-Id: I363be41700a632019b206fdda9b8d94a4a734432 --- gcc/testsuite/gcc.dg/cpp/warn-undef-2.c | 2 +- gcc/testsuite/gcc.dg/cpp/warn-undef.c | 2 +- libcpp/expr.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/gcc/testsuite/gcc.dg/cpp/warn-undef-2.c b/gcc/testsuite/gcc.dg/cpp/warn-undef-2.c index 15fdde95c10..e71aebafcf0 100644 --- a/gcc/testsuite/gcc.dg/cpp/warn-undef-2.c +++ b/gcc/testsuite/gcc.dg/cpp/warn-undef-2.c @@ -1,5 +1,5 @@ // { dg-do preprocess } // { dg-options "-std=gnu99 -fdiagnostics-show-option -Werror=undef" } /* { dg-message "some warnings being treated as errors" "" {target "*-*-*"} 0 } */ -#if x // { dg-error "\"x\" is not defined .-Werror=undef." } +#if x // { dg-error "\"x\" is not defined, evaluates to 0 .-Werror=undef." } #endif diff --git a/gcc/testsuite/gcc.dg/cpp/warn-undef.c b/gcc/testsuite/gcc.dg/cpp/warn-undef.c index dd4524d8136..2c2c4219e2e 100644 --- a/gcc/testsuite/gcc.dg/cpp/warn-undef.c +++ b/gcc/testsuite/gcc.dg/cpp/warn-undef.c @@ -1,5 +1,5 @@ // { dg-do preprocess } // { dg-options "-std=gnu99 -fdiagnostics-show-option -Wundef" } -#if x // { dg-warning "\"x\" is not defined .-Wundef." } +#if x // { dg-warning "\"x\" is not defined, evaluates to 0 .-Wundef." } #endif diff --git a/libcpp/expr.c b/libcpp/expr.c index 5cdca6f1bec..d32f5a97189 100644 --- a/libcpp/expr.c +++ b/libcpp/expr.c @@ -1073,7 +1073,7 @@ eval_token (cpp_reader *pfile, const cpp_token *token, result.low = 0; if (CPP_OPTION (pfile, warn_undef) && !pfile->state.skip_eval) cpp_warning_with_line (pfile, CPP_W_UNDEF, virtual_location, 0, - "\"%s\" is not defined", + "\"%s\" is not defined, evaluates to 0", NODE_NAME (token->val.node.node)); } break; -- cgit v1.2.3