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[PATCH] rs6000: Warn for deprecated options
- From: Segher Boessenkool <segher at kernel dot crashing dot org>
- To: gcc-patches at gcc dot gnu dot org
- Cc: dje dot gcc at gmail dot com, Segher Boessenkool <segher at kernel dot crashing dot org>
- Date: Sun, 25 Feb 2018 20:38:22 +0000
- Subject: [PATCH] rs6000: Warn for deprecated options
- Authentication-results: sourceware.org; auth=none
Some command-line options have been deprecated for a long time. This
patch adds a warning for them, so that we can remove them in GCC 9
without surprising any users.
Segher
2018-02-25 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.opt (mvrsave=no, mvrsave=yes, isel=no,
isel=yes): Warn for these deprecated options.
---
gcc/config/rs6000/rs6000.opt | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/gcc/config/rs6000/rs6000.opt b/gcc/config/rs6000/rs6000.opt
index 97419ae..28c6081 100644
--- a/gcc/config/rs6000/rs6000.opt
+++ b/gcc/config/rs6000/rs6000.opt
@@ -322,11 +322,11 @@ Target Report Var(TARGET_ALTIVEC_VRSAVE) Save
Generate VRSAVE instructions when generating AltiVec code.
mvrsave=no
-Target RejectNegative Alias(mvrsave) NegativeAlias
+Target RejectNegative Alias(mvrsave) NegativeAlias Warn(%<-mvrsave=no%> is deprecated; use %<-mno-vrsave%> instead)
Deprecated option. Use -mno-vrsave instead.
mvrsave=yes
-Target RejectNegative Alias(mvrsave)
+Target RejectNegative Alias(mvrsave) Warn(%<-mvrsave=yes%> is deprecated; use %<-mvrsave%> instead)
Deprecated option. Use -mvrsave instead.
mblock-move-inline-limit=
@@ -350,11 +350,11 @@ Target Report Mask(ISEL) Var(rs6000_isa_flags)
Generate isel instructions.
misel=no
-Target RejectNegative Alias(misel) NegativeAlias
+Target RejectNegative Alias(misel) NegativeAlias Warn(%<-misel=no%> is deprecated; use %<-mno-isel%> instead)
Deprecated option. Use -mno-isel instead.
misel=yes
-Target RejectNegative Alias(misel)
+Target RejectNegative Alias(misel) Warn(%<-misel=yes%> is deprecated; use %<-misel%> instead)
Deprecated option. Use -misel instead.
mdebug=
--
1.8.3.1