diff options
| -rw-r--r-- | config.lib | 69 |
1 files changed, 64 insertions, 5 deletions
diff --git a/config.lib b/config.lib index 065180820..a3c34f755 100644 --- a/config.lib +++ b/config.lib @@ -1164,15 +1164,74 @@ make_compiler_cflags() { flags="$flags -rdynamic" ldflags="$ldflags -rdynamic" - if [ $cc_version -ge 101 ]; then - flags="$flags -Wno-multichar" + if [ -z "$first_time_icc_check" ]; then + first_time_icc_check=no + if [ $cc_version -lt 90 ]; then + log 1 "WARNING: you seem to be using very old version of ICC" + log 1 "WARNING: OpenTTD hasn't been tested with this version" + sleep 5 + elif [ $cc_version -lt 120 ]; then + log 1 "WARNING: you seem to be using unsupported ICC version" + log 1 "WARNING: ICC older than 12.0 is known to fail to compile OpenTTD" + sleep 5 + fi fi - if [ $cc_version -ge 110 ]; then + flags="$flags -Wall" + # remark #111: statement is unreachable + flags="$flags -wd111" + # remark #181: argument is incompatible with corresponding format string conversion + # ICC is very picky about signedness of operands, warnings provided by GCC are enough + flags="$flags -wd181" + # remark #271: trailing comma is nonstandard + flags="$flags -wd271" + # remark #280: selector expression is constant + flags="$flags -wd280" + # remark #304: access control not specified ("public" by default) + flags="$flags -wd304" + # remark #383: value copied to temporary, reference to temporary used + flags="$flags -wd383" + # remark #444: destructor for base class ... is not virtual + flags="$flags -wd444" + # remark #593: variable ... was set but never used + flags="$flags -wd593" + # warning #654: overloaded virtual function ... is only partially overridden in class ... + flags="$flags -wd654" + # remark #810: conversion from ... to ... may lose significant bits + flags="$flags -wd810" + # remark #869: parameter ... was never referenced + flags="$flags -wd869" + # warning #873: function ... ::operator new ... has no corresponding operator delete ... + flags="$flags -wd873" + # remark #981: operands are evaluated in unspecified order + flags="$flags -wd981" + # remark #1418: external function definition with no prior declaration + flags="$flags -wd1418" + # remark #1419: external declaration in primary source file + flags="$flags -wd1419" + # remark #1572: floating-point equality and inequality + flags="$flags -wd1572" + # remark #1599: declaration hides variable/parameter ... + flags="$flags -wd1599" + # remark #1720: function ... ::operator new ... has no corresponding member operator delete ... + flags="$flags -wd1720" + + if [ $cc_version -lt 110 ]; then + # warns about system headers with recent glibc: + # warning #1292: attribute "__nonnull__" ignored + flags="$flags -wd1292" + fi + + if [ $cc_version -ge 100 ]; then + # warning #1899: multicharacter character literal (potential portability problem) + flags="$flags -wd1899" # vec report defaults to telling where it did loop vectorisation, which is not very important - # it also complains about not fully overriding virtual function - flags="$flags -vec-report=0 -wd873 -wd654" + flags="$flags -vec-report=0 " + fi + if [ $cc_version -ge 110 ]; then + # remark #2259: non-pointer conversion from ... to ... may lose significant bits + flags="$flags -wd2259" # Use c++0x mode so static_assert() is available cxxflags="$cxxflags -std=c++0x" fi |