diff options
author | Paolo Carlini <pcarlini@suse.de> | 2007-03-26 21:55:03 +0000 |
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committer | Paolo Carlini <paolo@gcc.gnu.org> | 2007-03-26 21:55:03 +0000 |
commit | 912291cac35a25eb09234e087d12c4890e1d809c (patch) | |
tree | a3912b5585be5465b991f7dfd9f68c1913406938 /gcc | |
parent | fa6338517fd9e503ab4b634d9eec7c875fcea7ec (diff) | |
download | gcc-912291cac35a25eb09234e087d12c4890e1d809c.zip gcc-912291cac35a25eb09234e087d12c4890e1d809c.tar.gz gcc-912291cac35a25eb09234e087d12c4890e1d809c.tar.bz2 |
re PR c++/30500 (pragma GCC system_header vs templates)
2007-03-26 Paolo Carlini <pcarlini@suse.de>
PR c++/30500
* pt.c (instantiate_decl): Set in_system_header.
2007-03-26 Paolo Carlini <pcarlini@suse.de>
PR c++/30500
* g++.dg/warn/pragma-system_header1.C: New test.
* g++.dg/warn/pragma-system_header2.C: New test.
* g++.dg/warn/pragma-system_header1.h. New.
* g++.dg/warn/pragma-system_header2.h. New.
From-SVN: r123238
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/cp/pt.c | 3 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/warn/pragma-system_header1.C | 10 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/warn/pragma-system_header1.h | 7 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/warn/pragma-system_header2.C | 13 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/warn/pragma-system_header2.h | 5 |
6 files changed, 43 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 42a57d0..98758dd 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2007-03-26 Paolo Carlini <pcarlini@suse.de> + + PR c++/30500 + * pt.c (instantiate_decl): Set in_system_header. + 2007-03-22 Mark Mitchell <mark@codesourcery.com> * cp-tree.h (current_tempalte_parms): Improve documentation. diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index 69c60b4..da3cd23 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -13829,6 +13829,7 @@ instantiate_decl (tree d, int defer_ok, bool pattern_defined; int need_push; location_t saved_loc = input_location; + int saved_in_system_header = in_system_header; bool external_p; /* This function should only be used to instantiate templates for @@ -13911,6 +13912,7 @@ instantiate_decl (tree d, int defer_ok, mark_definable (d); input_location = DECL_SOURCE_LOCATION (d); + in_system_header = DECL_IN_SYSTEM_HEADER (d); /* If D is a member of an explicitly instantiated class template, and no definition is available, treat it like an implicit @@ -14178,6 +14180,7 @@ instantiate_decl (tree d, int defer_ok, out: input_location = saved_loc; + in_system_header = saved_in_system_header; pop_deferring_access_checks (); pop_tinst_level (); diff --git a/gcc/testsuite/g++.dg/warn/pragma-system_header1.C b/gcc/testsuite/g++.dg/warn/pragma-system_header1.C new file mode 100644 index 0000000..489761b --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/pragma-system_header1.C @@ -0,0 +1,10 @@ +// PR c++/30500 +// { dg-options "-Wconversion" } + +#include "pragma-system_header1.h" + +void f() +{ + g<int>(); + h<int>(); +} diff --git a/gcc/testsuite/g++.dg/warn/pragma-system_header1.h b/gcc/testsuite/g++.dg/warn/pragma-system_header1.h new file mode 100644 index 0000000..684c6bf1 --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/pragma-system_header1.h @@ -0,0 +1,7 @@ +#pragma GCC system_header + +template <typename T> + int g() { double d = 0.1; return d; } + +template <typename T> + T h() { double d = 0.1; return d; } diff --git a/gcc/testsuite/g++.dg/warn/pragma-system_header2.C b/gcc/testsuite/g++.dg/warn/pragma-system_header2.C new file mode 100644 index 0000000..be29474 --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/pragma-system_header2.C @@ -0,0 +1,13 @@ +// PR c++/30500 +// { dg-options "-Wconversion" } + +#include "pragma-system_header2.h" + +void f() +{ + g<int>(); + h<int>(); +} + +// { dg-warning "conversion" "" { target *-*-* } 2 } +// { dg-warning "conversion" "" { target *-*-* } 5 } diff --git a/gcc/testsuite/g++.dg/warn/pragma-system_header2.h b/gcc/testsuite/g++.dg/warn/pragma-system_header2.h new file mode 100644 index 0000000..aa4f0e9 --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/pragma-system_header2.h @@ -0,0 +1,5 @@ +template <typename T> + int g() { double d = 0.1; return d; } + +template <typename T> + T h() { double d = 0.1; return d; } |