diff options
| -rw-r--r-- | libstdc++-v3/ChangeLog | 15 | ||||
| -rw-r--r-- | libstdc++-v3/include/std/type_traits | 4 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/comparisons/comp1.cc | 65 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/comparisons/comp2.cc | 29 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/cons/cons1.cc | 7 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/cons/cons_overflow.cc | 13 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/operations/ops1.cc | 23 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/operations/ops2.cc | 15 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/operations/ops3.cc | 23 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/ratio/operations/ops_overflow.cc | 11 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/lib/dg-options.exp | 9 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/lib/libstdc++.exp | 64 |
12 files changed, 162 insertions, 116 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index db08bef..d4c02c7 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,18 @@ +2008-07-07 Paolo Carlini <paolo.carlini@oracle.com> + + * testsuite/lib/libstdc++.exp (check_v3_target_stdint): New. + * testsuite/lib/dg-options.exp (dg-require-cstdint): New. + * testsuite/20_util/ratio/cons/cons1.cc: Use it. + * testsuite/20_util/ratio/cons/cons_overflow.cc: Likewise. + * testsuite/20_util/ratio/operations/ops1.cc: Likewise. + * testsuite/20_util/ratio/operations/ops2.cc: Likewise. + * testsuite/20_util/ratio/operations/ops3.cc: Likewise. + * testsuite/20_util/ratio/operations/ops_overflow.cc: Likewise. + * testsuite/20_util/ratio/comparisons/comp1.cc: Likewise. + * testsuite/20_util/ratio/comparisons/comp2.cc: Likewise. + + * include/std/type_traits: Fix comment typo. + 2008-07-06 Roger Sayle <roger@eyesopen.com> * include/std/system_error (is_error_code_enum): Use identifier diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits index 5fdc95e..6c97280 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -203,13 +203,13 @@ namespace std : public integral_constant<bool, __has_trivial_destructor(_Tp)> { }; - /// has_nothrow_default_destructor + /// has_nothrow_default_constructor template<typename _Tp> struct has_nothrow_default_constructor : public integral_constant<bool, __has_nothrow_constructor(_Tp)> { }; - /// has_nothrow_copy_destructor + /// has_nothrow_copy_constructor template<typename _Tp> struct has_nothrow_copy_constructor : public integral_constant<bool, __has_nothrow_copy(_Tp)> diff --git a/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp1.cc b/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp1.cc index 73064c7..c916b30 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp1.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp1.cc @@ -1,4 +1,5 @@ // { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // Copyright (C) 2008 Free Software Foundation // @@ -21,8 +22,6 @@ #include <ratio> #include <testsuite_hooks.h> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - void test01() { @@ -31,10 +30,10 @@ test01() VERIFY(( std::ratio_equal<std::ratio<2,6>, std::ratio<1,3>>::value == 1 )); VERIFY(( std::ratio_equal<std::ratio<2,6>, std::ratio<1,4>>::value == 0 )); - VERIFY(( std::ratio_not_equal<std::ratio<2,6>, - std::ratio<1,3>>::value == 0 )); - VERIFY(( std::ratio_not_equal<std::ratio<2,6>, - std::ratio<1,4>>::value == 1 )); + VERIFY( (std::ratio_not_equal<std::ratio<2,6>, + std::ratio<1,3>>::value == 0) ); + VERIFY( (std::ratio_not_equal<std::ratio<2,6>, + std::ratio<1,4>>::value == 1) ); } void @@ -42,46 +41,42 @@ test02() { bool test __attribute__((unused)) = true; - VERIFY(( std::ratio_less<std::ratio<1,4>, std::ratio<1,3>>::value == 1 )); - VERIFY(( std::ratio_less<std::ratio<-1,3>, std::ratio<1,3>>::value == 1 )); + VERIFY( (std::ratio_less<std::ratio<1,4>, std::ratio<1,3>>::value == 1) ); + VERIFY( (std::ratio_less<std::ratio<-1,3>, std::ratio<1,3>>::value == 1) ); - VERIFY(( std::ratio_less<std::ratio<1,3>, std::ratio<1,4>>::value == 0 )); - VERIFY(( std::ratio_less<std::ratio<1,3>, std::ratio<-1,3>>::value == 0 )); + VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<1,4>>::value == 0) ); + VERIFY( (std::ratio_less<std::ratio<1,3>, std::ratio<-1,3>>::value == 0) ); - VERIFY(( std::ratio_less_equal<std::ratio<-1,3>, - std::ratio<-1,3>>::value == 1 )); - VERIFY(( std::ratio_less_equal<std::ratio<1,4>, - std::ratio<1,3>>::value == 1 )); + VERIFY( (std::ratio_less_equal<std::ratio<-1,3>, + std::ratio<-1,3>>::value == 1) ); + VERIFY( ( std::ratio_less_equal<std::ratio<1,4>, + std::ratio<1,3>>::value == 1) ); - VERIFY(( std::ratio_less_equal<std::ratio<1,4>, - std::ratio<-1,3>>::value == 0 )); - VERIFY(( std::ratio_less_equal<std::ratio<1,3>, - std::ratio<-1,3>>::value == 0 )); + VERIFY( (std::ratio_less_equal<std::ratio<1,4>, + std::ratio<-1,3>>::value == 0) ); + VERIFY( (std::ratio_less_equal<std::ratio<1,3>, + std::ratio<-1,3>>::value == 0) ); - VERIFY(( std::ratio_greater<std::ratio<1,3>, std::ratio<1,4>>::value == 1 )); - VERIFY(( std::ratio_greater<std::ratio<1,3>, std::ratio<-1,3>>::value == 1 )); + VERIFY( (std::ratio_greater<std::ratio<1,3>, std::ratio<1,4>>::value == 1) ); + VERIFY( (std::ratio_greater<std::ratio<1,3>, std::ratio<-1,3>>::value == 1) ); - VERIFY(( std::ratio_greater<std::ratio<1,4>, std::ratio<1,3>>::value == 0 )); - VERIFY(( std::ratio_greater<std::ratio<-1,3>, std::ratio<1,3>>::value == 0 )); + VERIFY( (std::ratio_greater<std::ratio<1,4>, std::ratio<1,3>>::value == 0) ); + VERIFY( (std::ratio_greater<std::ratio<-1,3>, std::ratio<1,3>>::value == 0) ); - VERIFY(( std::ratio_greater_equal<std::ratio<1,3>, - std::ratio<1,3>>::value == 1 )); - VERIFY(( std::ratio_greater_equal<std::ratio<1,3>, - std::ratio<-1,3>>::value == 1 )); - - VERIFY(( std::ratio_greater_equal<std::ratio<-1,3>, - std::ratio<1,3>>::value == 0 )); - VERIFY(( std::ratio_greater_equal<std::ratio<1,4>, - std::ratio<1,3>>::value == 0 )); -} + VERIFY( (std::ratio_greater_equal<std::ratio<1,3>, + std::ratio<1,3>>::value == 1) ); + VERIFY( (std::ratio_greater_equal<std::ratio<1,3>, + std::ratio<-1,3>>::value == 1) ); -#endif //_GLIBCXX_USE_C99_STDINT_TR1 + VERIFY( (std::ratio_greater_equal<std::ratio<-1,3>, + std::ratio<1,3>>::value == 0) ); + VERIFY( (std::ratio_greater_equal<std::ratio<1,4>, + std::ratio<1,3>>::value == 0) ); +} int main() { -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 test01(); test02(); -#endif return 0; } diff --git a/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp2.cc b/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp2.cc index 1d378d5..56052e4 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp2.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/comparisons/comp2.cc @@ -1,4 +1,5 @@ // { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // Copyright (C) 2008 Free Software Foundation // @@ -21,8 +22,6 @@ #include <ratio> #include <testsuite_hooks.h> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - static const std::intmax_t M = INTMAX_MAX; void @@ -30,27 +29,23 @@ test01() { bool test __attribute__((unused)) = true; - //no overflow with same denominator - VERIFY(( std::ratio_less<std::ratio<M - 2, M>, - std::ratio<M - 1, M>>::value == 1 ) ); + // No overflow with same denominator + VERIFY( (std::ratio_less<std::ratio<M - 2, M>, + std::ratio<M - 1, M>>::value == 1) ); - VERIFY(( std::ratio_less<std::ratio<M - 1, M>, - std::ratio<M - 2, M>>::value == 0 ) ); - - //no overflow if signs differ - VERIFY(( std::ratio_less<std::ratio<-M, M - 1>, - std::ratio<M - 1, M - 2>>::value == 1 ) ); + VERIFY( (std::ratio_less<std::ratio<M - 1, M>, + std::ratio<M - 2, M>>::value == 0) ); + + // No overflow if signs differ + VERIFY( (std::ratio_less<std::ratio<-M, M - 1>, + std::ratio<M - 1, M - 2>>::value == 1) ); - VERIFY(( std::ratio_less<std::ratio<M - 1, M - 2>, - std::ratio<-M, M - 1>>::value == 0 ) ); + VERIFY( (std::ratio_less<std::ratio<M - 1, M - 2>, + std::ratio<-M, M - 1>>::value == 0) ); } -#endif //_GLIBCXX_USE_C99_STDINT_TR1 - int main() { -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 test01(); -#endif return 0; } diff --git a/libstdc++-v3/testsuite/20_util/ratio/cons/cons1.cc b/libstdc++-v3/testsuite/20_util/ratio/cons/cons1.cc index dc2f0da..8486069 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/cons/cons1.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/cons/cons1.cc @@ -1,4 +1,5 @@ // { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // 2008-07-03 Chris Fairles <chris.fairles@gmail.com> @@ -23,8 +24,6 @@ #include <ratio> #include <testsuite_hooks.h> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - void test01() { @@ -46,12 +45,8 @@ test01() VERIFY( r3.den == r0.den ); } -#endif //_GLIBCXX_USE_C99_STDINT_TR1 - int main() { -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 test01(); -#endif //_GLIBCXX_USE_C99_STDINT_TR1 return 0; } diff --git a/libstdc++-v3/testsuite/20_util/ratio/cons/cons_overflow.cc b/libstdc++-v3/testsuite/20_util/ratio/cons/cons_overflow.cc index 05daee5..570ea6c 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/cons/cons_overflow.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/cons/cons_overflow.cc @@ -1,5 +1,6 @@ -// { dg-options "-std=gnu++0x" } // { dg-do compile } +// { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // Copyright (C) 2008 Free Software Foundation // @@ -21,8 +22,6 @@ #include <ratio> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - void test01() { @@ -48,11 +47,9 @@ test04() std::ratio<1,0> r1; } -// { dg-error "instantiated from here" "" { target *-*-* } 36 } -// { dg-error "instantiated from here" "" { target *-*-* } 42 } -// { dg-error "instantiated from here" "" { target *-*-* } 48 } +// { dg-error "instantiated from here" "" { target *-*-* } 35 } +// { dg-error "instantiated from here" "" { target *-*-* } 41 } +// { dg-error "instantiated from here" "" { target *-*-* } 47 } // { dg-error "denominator cannot be zero" "" { target *-*-* } 150 } // { dg-error "out of range" "" { target *-*-* } 151 } // { dg-excess-errors "In instantiation of" } - -#endif //_GLIBCXX_USE_C99_STDINT_TR1 diff --git a/libstdc++-v3/testsuite/20_util/ratio/operations/ops1.cc b/libstdc++-v3/testsuite/20_util/ratio/operations/ops1.cc index 3f6a91d..b05092d 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/operations/ops1.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/operations/ops1.cc @@ -1,4 +1,5 @@ // { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // 2008-07-03 Chris Fairles <chris.fairles@gmail.com> @@ -23,8 +24,6 @@ #include <ratio> #include <testsuite_hooks.h> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - void test01() { @@ -32,8 +31,8 @@ test01() std::ratio_add<std::ratio<3,8>, std::ratio<5,12>>::type r; - VERIFY( r.num == 19); - VERIFY( r.den == 24); + VERIFY( r.num == 19 ); + VERIFY( r.den == 24 ); } void @@ -42,8 +41,8 @@ test02() bool test __attribute__((unused)) = true; std::ratio_subtract<std::ratio<3,8>, std::ratio<5,12>>::type r; - VERIFY( r.num == -1); - VERIFY( r.den == 24); + VERIFY( r.num == -1 ); + VERIFY( r.den == 24 ); } void @@ -52,8 +51,8 @@ test03() bool test __attribute__((unused)) = true; std::ratio_multiply<std::ratio<3,8>, std::ratio<5,12>>::type r; - VERIFY( r.num == 5); - VERIFY( r.den == 32); + VERIFY( r.num == 5 ); + VERIFY( r.den == 32 ); } void @@ -62,19 +61,15 @@ test04() bool test __attribute__((unused)) = true; std::ratio_divide<std::ratio<3,8>, std::ratio<5,12>>::type r; - VERIFY( r.num == 9); - VERIFY( r.den == 10); + VERIFY( r.num == 9 ); + VERIFY( r.den == 10 ); } -#endif //_GLIBCXX_USE_C99_STDINT_TR1 - int main() { -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 test01(); test02(); test03(); test04(); -#endif //_GLIBCXX_USE_C99_STDINT_TR1 return 0; } diff --git a/libstdc++-v3/testsuite/20_util/ratio/operations/ops2.cc b/libstdc++-v3/testsuite/20_util/ratio/operations/ops2.cc index 2dc2be6..3d3241f 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/operations/ops2.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/operations/ops2.cc @@ -1,4 +1,5 @@ // { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // 2008-07-03 Chris Fairles <chris.fairles@gmail.com> @@ -23,8 +24,6 @@ #include <ratio> #include <testsuite_hooks.h> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - typedef std::ratio<1, INTMAX_MAX> one_over_max; typedef std::ratio<2, INTMAX_MAX> two_over_max; typedef std::ratio<INTMAX_MAX, 1> max_over_one; @@ -44,8 +43,8 @@ test01() std::ratio<INTMAX_MAX / 2, INTMAX_MAX / 2>, std::ratio<INTMAX_MAX / 2 , INTMAX_MAX / 2 + 1>>::type r2; - VERIFY( r2.num == INTMAX_MAX); - VERIFY( r2.den == (INTMAX_MAX / 2) + 1); + VERIFY( r2.num == INTMAX_MAX ); + VERIFY( r2.den == (INTMAX_MAX / 2) + 1 ); } void @@ -62,17 +61,13 @@ test02() std::ratio<INTMAX_MAX / 2, INTMAX_MAX / 2>, std::ratio<INTMAX_MAX / 2 , INTMAX_MAX / 2 + 1>>::type r2; - VERIFY( r2.num == 1); - VERIFY( r2.den == (INTMAX_MAX / 2) + 1); + VERIFY( r2.num == 1 ); + VERIFY( r2.den == (INTMAX_MAX / 2) + 1 ); } -#endif //_GLIBCXX_USE_C99_STDINT_TR1 - int main() { -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 test01(); test02(); -#endif //_GLIBCXX_USE_C99_STDINT_TR1 return 0; } diff --git a/libstdc++-v3/testsuite/20_util/ratio/operations/ops3.cc b/libstdc++-v3/testsuite/20_util/ratio/operations/ops3.cc index d66c37c..2008275 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/operations/ops3.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/operations/ops3.cc @@ -1,4 +1,5 @@ // { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // 2008-07-03 Chris Fairles <chris.fairles@gmail.com> @@ -23,8 +24,6 @@ #include <ratio> #include <testsuite_hooks.h> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - void test01() { @@ -34,15 +33,15 @@ test01() std::ratio<2, INTMAX_MAX>, std::ratio<INTMAX_MAX, 2>>::type r1; - VERIFY( r1.num == 1); - VERIFY( r1.den == 1); + VERIFY( r1.num == 1 ); + VERIFY( r1.den == 1 ); std::ratio_multiply< std::ratio<INTMAX_MAX, 2>, std::ratio<2 , INTMAX_MAX - 1>>::type r2; - VERIFY( r2.num == INTMAX_MAX); - VERIFY( r2.den == INTMAX_MAX - 1); + VERIFY( r2.num == INTMAX_MAX ); + VERIFY( r2.den == INTMAX_MAX - 1 ); } void @@ -54,24 +53,20 @@ test02() std::ratio<INTMAX_MAX, 2>, std::ratio<INTMAX_MAX, 2>>::type r1; - VERIFY( r1.num == 1); - VERIFY( r1.den == 1); + VERIFY( r1.num == 1 ); + VERIFY( r1.den == 1 ); std::ratio_divide< std::ratio<INTMAX_MAX-1, 2>, std::ratio<INTMAX_MAX, 2>>::type r2; - VERIFY( r2.num == INTMAX_MAX - 1); - VERIFY( r2.den == INTMAX_MAX); + VERIFY( r2.num == INTMAX_MAX - 1 ); + VERIFY( r2.den == INTMAX_MAX ); } -#endif //_GLIBCXX_USE_C99_STDINT_TR1 - int main() { -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 test01(); test02(); -#endif //_GLIBCXX_USE_C99_STDINT_TR1 return 0; } diff --git a/libstdc++-v3/testsuite/20_util/ratio/operations/ops_overflow.cc b/libstdc++-v3/testsuite/20_util/ratio/operations/ops_overflow.cc index 7dffda3..860f9f2 100644 --- a/libstdc++-v3/testsuite/20_util/ratio/operations/ops_overflow.cc +++ b/libstdc++-v3/testsuite/20_util/ratio/operations/ops_overflow.cc @@ -1,5 +1,6 @@ -// { dg-options "-std=gnu++0x" } // { dg-do compile } +// { dg-options "-std=gnu++0x" } +// { dg-require-cstdint "" } // 2008-07-03 Chris Fairles <chris.fairles@gmail.com> @@ -23,8 +24,6 @@ #include <ratio> -#ifdef _GLIBCXX_USE_C99_STDINT_TR1 - void test01() { @@ -38,14 +37,12 @@ test02() std::ratio_multiply<std::ratio<INTMAX_MAX>, std::ratio<INTMAX_MAX>>::type r2; } -// { dg-error "instantiated from here" "" { target *-*-* } 31 } +// { dg-error "instantiated from here" "" { target *-*-* } 30 } +// { dg-error "instantiated from here" "" { target *-*-* } 36 } // { dg-error "instantiated from here" "" { target *-*-* } 37 } -// { dg-error "instantiated from here" "" { target *-*-* } 38 } // { dg-error "overflow in addition" "" { target *-*-* } 127 } // { dg-error "overflow in multiplication" "" { target *-*-* } 95 } // { dg-error "overflow in multiplication" "" { target *-*-* } 97 } // { dg-error "overflow in multiplication" "" { target *-*-* } 99 } // { dg-excess-errors "In instantiation of" } // { dg-excess-errors "out of range" } - -#endif //_GLIBCXX_USE_C99_STDINT_TR1 diff --git a/libstdc++-v3/testsuite/lib/dg-options.exp b/libstdc++-v3/testsuite/lib/dg-options.exp index 327b691..e2d22ae 100644 --- a/libstdc++-v3/testsuite/lib/dg-options.exp +++ b/libstdc++-v3/testsuite/lib/dg-options.exp @@ -88,3 +88,12 @@ proc dg-require-rvalref { args } { } return } + +proc dg-require-cstdint { args } { + if { ![ check_v3_target_cstdint ] } { + upvar dg-do-what dg-do-what + set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"] + return + } + return +} diff --git a/libstdc++-v3/testsuite/lib/libstdc++.exp b/libstdc++-v3/testsuite/lib/libstdc++.exp index d6b372b..d8c168d 100644 --- a/libstdc++-v3/testsuite/lib/libstdc++.exp +++ b/libstdc++-v3/testsuite/lib/libstdc++.exp @@ -1,6 +1,6 @@ # libstdc++ "tool init file" for DejaGNU -# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 +# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 # Free Software Foundation, Inc. # # This program is free software; you can redistribute it and/or modify @@ -939,7 +939,7 @@ proc check_v3_target_debug_mode { } { } else { set et_debug_mode 0 - # Set up, compile, and execute a C++ test program that depends + # Set up and compile a C++ test program that depends # on debug mode working. set src debug_mode[pid].cc set exe debug_mode[pid].exe @@ -993,7 +993,7 @@ proc check_v3_target_parallel_mode { } { } else { set et_parallel_mode 0 - # Set up, compile, and execute a C++ test program that depends + # Set up and compile a C++ test program that depends # on parallel mode working. set src parallel_mode[pid].cc set exe parallel_mode[pid].exe @@ -1021,3 +1021,61 @@ proc check_v3_target_parallel_mode { } { verbose "check_v3_target_parallel_mode: $et_parallel_mode" 2 return $et_parallel_mode } + +proc check_v3_target_cstdint { } { + global cxxflags + global DEFAULT_CXXFLAGS + global et_cstdint + + global tool + + if { ![info exists et_cstdint_target_name] } { + set et_cstdint_target_name "" + } + + # If the target has changed since we set the cached value, clear it. + set current_target [current_target_name] + if { $current_target != $et_cstdint_target_name } { + verbose "check_v3_target_cstdint: `$et_cstdint_target_name'" 2 + set et_cstdint_target_name $current_target + if [info exists et_cstdint] { + verbose "check_v3_target_cstdint: removing cached result" 2 + unset et_cstdint + } + } + + if [info exists et_cstdint] { + verbose "check_v3_target_cstdint: using cached result" 2 + } else { + set et_cstdint 0 + + # Set up and compile a C++0x test program that depends + # on the C99 stdint facilities to be available. + set src cstdint[pid].cc + set exe cstdint[pid].exe + + set f [open $src "w"] + puts $f "#include <cstdint>" + puts $f "int main()" + puts $f "#ifdef _GLIBCXX_USE_C99_STDINT_TR1" + puts $f "{ return 0; }" + puts $f "#endif" + close $f + + set cxxflags_saved $cxxflags + set cxxflags "$cxxflags $DEFAULT_CXXFLAGS -std=gnu++0x -Werror" + + set lines [v3_target_compile $src $exe executable ""] + set cxxflags $cxxflags_saved + file delete $src + + if [string match "" $lines] { + # No error message, compilation succeeded. + set et_cstdint 1 + } else { + verbose "check_v3_target_cstdint: compilation failed" 2 + } + } + verbose "check_v3_target_cstdint: $et_cstdint" 2 + return $et_cstdint +} |