Overview
Comment: | configure: Fix -Wunreachable-code check |
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Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
f8dfd5ed639e266ca025cd04ddabb2d1 |
User & Date: | js on 2020-12-18 13:11:12 |
Other Links: | manifest | tags |
Context
2020-12-19
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21:52 | ofhttp: Support for non-Unicode console output check-in: 7da1f47ece user: js tags: trunk | |
2020-12-18
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13:11 | configure: Fix -Wunreachable-code check check-in: f8dfd5ed63 user: js tags: trunk | |
11:20 | config.sub: Reintroduce local ARM64 & PSP changes check-in: a2da012f77 user: js tags: trunk | |
Changes
Modified configure.ac from [59c9f5ff7b] to [1c00b4af33].
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1812 1813 1814 1815 1816 1817 1818 | old_OBJCFLAGS="$OBJCFLAGS" OBJCFLAGS="$OBJCFLAGS -Wunreachable-code" AC_MSG_CHECKING(whether -Wunreachable-code can be used) AC_COMPILE_IFELSE([ AC_LANG_SOURCE([[ #include <stdlib.h> | | > | | | | | | 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 | old_OBJCFLAGS="$OBJCFLAGS" OBJCFLAGS="$OBJCFLAGS -Wunreachable-code" AC_MSG_CHECKING(whether -Wunreachable-code can be used) AC_COMPILE_IFELSE([ AC_LANG_SOURCE([[ #include <stdlib.h> struct objc_selector; typedef const struct objc_selector *SEL; #ifdef __has_attribute # if __has_attribute(objc_root_class) __attribute__((__objc_root_class__)) # endif #endif @interface Object - (void)doesNotRecognizeSelector: (SEL)selector #ifdef __clang__ __attribute__((__noreturn__)) #endif ; - (void)dealloc; @end @interface Foo: Object @end void test(void) { if (sizeof(int) == 4) __asm__ (""); else if (sizeof(int) == 8) __asm__ (""); else abort(); } /* * Unfortunately, this cannot be shorter, as it only * works when it is used inside a macro. */ #ifdef __clang__ # define OF_DEALLOC_UNSUPPORTED \ [self doesNotRecognizeSelector: _cmd]; \ |
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1865 1866 1867 1868 1869 1870 1871 | # define OF_DEALLOC_UNSUPPORTED \ [self doesNotRecognizeSelector: _cmd]; \ \ abort(); \ \ [super dealloc]; #endif | | | 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 | # define OF_DEALLOC_UNSUPPORTED \ [self doesNotRecognizeSelector: _cmd]; \ \ abort(); \ \ [super dealloc]; #endif @implementation Foo - (void)dealloc { OF_DEALLOC_UNSUPPORTED } @end ]]) |
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