diff options
| author | Marek Polacek <polacek@redhat.com> | 2018-09-20 01:56:58 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2018-09-20 01:56:58 +0000 |
| commit | a599af84b2170d8d66385674ef59283ac7567beb (patch) | |
| tree | bf068ca7002b41bbcd5a22acbec77ab45d67f0ac /gcc/c-family | |
| parent | cf16d179d570e9a5535267b92e0f9e71756483b0 (diff) | |
| download | gcc-a599af84b2170d8d66385674ef59283ac7567beb.zip gcc-a599af84b2170d8d66385674ef59283ac7567beb.tar.gz gcc-a599af84b2170d8d66385674ef59283ac7567beb.tar.bz2 | |
Add -Wclass-conversion.
* c.opt (Wclass-conversion): New.
* decl.c (grok_op_properties): Change a warning from -Wconversion to
-Wclass-conversion. Make it print the types.
* doc/invoke.texi: Document -Wclass-conversion.
* g++.dg/conversion/op4.C: Add dg-warning.
* g++.dg/warn/Wclass-conversion1.C: New test.
* g++.dg/warn/Wclass-conversion2.C: New test.
* g++.dg/warn/Wconversion5.C: Remove file.
* g++.dg/warn/conversion-function-1.C: Use -Wno-class-converison.
* g++.old-deja/g++.bugs/900215_01.C: Adjust dg-warning.
* g++.old-deja/g++.jason/conversion5.C: Likewise.
From-SVN: r264438
Diffstat (limited to 'gcc/c-family')
| -rw-r--r-- | gcc/c-family/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/c-family/c.opt | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog index f2ec394..8fc773c 100644 --- a/gcc/c-family/ChangeLog +++ b/gcc/c-family/ChangeLog @@ -1,3 +1,7 @@ +2018-09-19 Marek Polacek <polacek@redhat.com> + + * c.opt (Wclass-conversion): New. + 2018-09-17 David Malcolm <dmalcolm@redhat.com> * c-format.c (range_label_for_format_type_mismatch::get_text): diff --git a/gcc/c-family/c.opt b/gcc/c-family/c.opt index 092ec94..43d1d27 100644 --- a/gcc/c-family/c.opt +++ b/gcc/c-family/c.opt @@ -850,6 +850,10 @@ Wnon-template-friend C++ ObjC++ Var(warn_nontemplate_friend) Init(1) Warning Warn when non-templatized friend functions are declared within a template. +Wclass-conversion +C++ ObjC++ Var(warn_class_conversion) Init(1) Warning +Warn when a conversion function will never be called due to the type it converts to. + Wclass-memaccess C++ ObjC++ Var(warn_class_memaccess) Warning LangEnabledBy(C++ ObjC++, Wall) Warn for unsafe raw memory writes to objects of class types. |