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authorMark Wielaard <mjw@redhat.com>2016-11-02 13:29:26 +0100
committerMark Wielaard <mjw@redhat.com>2016-11-10 11:59:00 +0100
commita3cc8182b2ae05290b0eafa74b70746d7befc0e4 (patch)
tree7d1f74f9f464b810a95dc7cd78c73930a938924a /libcpu
parent33ca0e1b9dfb47c6f9836c7fc19d04bd34337767 (diff)
Add GCC7 -Wimplicit-fallthrough support/fixes.
GCC7 will have a new -Wimplicit-fallthrough warning. It did catch one small buglet in elflint option procession. So it seems useful to enable to make sure all swatch case fallthroughs are deliberate. Add configure check to detect whether gcc support -Wimplicit-fallthrough and enable it. Add fixes and explicit fallthrough comments where necessary. Signed-off-by: Mark Wielaard <mjw@redhat.com>
Diffstat (limited to 'libcpu')
-rw-r--r--libcpu/ChangeLog6
-rw-r--r--libcpu/i386_disasm.c2
2 files changed, 6 insertions, 2 deletions
diff --git a/libcpu/ChangeLog b/libcpu/ChangeLog
index fff1d96a..79110c22 100644
--- a/libcpu/ChangeLog
+++ b/libcpu/ChangeLog
@@ -1,4 +1,8 @@
-2015-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
+2016-11-02 Mark Wielaard <mjw@redhat.com>
+
+ * i386_disasm.c (i386_disasm): Add fallthrough comment.
+
+2016-10-11 Akihiko Odaki <akihiko.odaki.4i@stu.hosei.ac.jp>
* i386_lex.l: Remove system.h include, add libeu.h include.
* i386_parse.y: Remove sys/param.h include, add libeu.h include.
diff --git a/libcpu/i386_disasm.c b/libcpu/i386_disasm.c
index 699dd619..831afbe2 100644
--- a/libcpu/i386_disasm.c
+++ b/libcpu/i386_disasm.c
@@ -819,7 +819,7 @@ i386_disasm (Ebl *ebl __attribute__((unused)),
++param_start;
break;
}
-
+ /* Fallthrough */
default:
assert (! "INVALID not handled");
}