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Configure: add -Wmisleading-indentation to strict warnings flags. 

The warning flag in question was added in GCC version 6, hence
addition has to be conditional.

Reviewed-by: Ben Kaduk <kaduk@mit.edu>
(Merged from https://github.com/openssl/openssl/pull/4401)
This commit is contained in:
Andy Polyakov 2017-09-21 22:47:12 +02:00
parent 8545051c36
commit 6d50589c04
1 changed files with 6 additions and 2 deletions
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8
Configure
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@ -148,6 +148,7 @@ my $clang_devteam_warn = ""
. " -Wconditional-uninitialized" . " -Wconditional-uninitialized"
. " -Wincompatible-pointer-types-discards-qualifiers" . " -Wincompatible-pointer-types-discards-qualifiers"
. " -Wmissing-variable-declarations" . " -Wmissing-variable-declarations"
. " -Wno-unknown-warning-option"
; ;
# This adds backtrace information to the memory leak info. Is only used # This adds backtrace information to the memory leak info. Is only used
@ -1327,8 +1328,11 @@ if (defined($predefined{__clang__}) && !$disabled{asm}) {
if ($strict_warnings) if ($strict_warnings)
{ {
my $wopt; my $wopt;
die "ERROR --strict-warnings requires gcc or gcc-alike" my $gccver = $predefined{__GNUC__} // -1;
unless defined($predefined{__GNUC__});
die "ERROR --strict-warnings requires gcc[>=4] or gcc-alike"
unless $gccver >= 4;
$gcc_devteam_warn .= " -Wmisleading-indentation" if $gccver >= 6;
foreach $wopt (split /\s+/, $gcc_devteam_warn) foreach $wopt (split /\s+/, $gcc_devteam_warn)
{ {
$config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/) $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)