Fix two dump bugs in "whether we can use curve25519-donna-c64" test
Dumb bug 1: == has higher precedence than &. Dumb bug 2: the main() function in an AC_RUN_IFELSE test is expected to return 0 on success, not 1.
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@ -0,0 +1,5 @@
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o Minor bugfixes (build):
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- Build Tor correctly on 32-bit platforms where the compiler can build
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but not run code using the "uint128_t" construction. Fixes bug 8587;
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bugfix on 0.2.4.8-alpha.
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18
configure.ac
18
configure.ac
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@ -667,10 +667,11 @@ if test x$enable_curve25519 != xno; then
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uint64_t a = ((uint64_t)2000000000) * 1000000000;
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uint64_t b = ((uint64_t)1234567890) << 24;
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uint128_t c = ((uint128_t)a) * b;
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return ((uint64_t)(c>>96)) == 522859 &&
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((uint64_t)(c>>64))&0xffffffffL == 3604448702L &&
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((uint64_t)(c>>32))&0xffffffffL == 2351960064L &&
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((uint64_t)(c))&0xffffffffL == 0;
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int ok = ((uint64_t)(c>>96)) == 522859 &&
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(((uint64_t)(c>>64))&0xffffffffL) == 3604448702L &&
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(((uint64_t)(c>>32))&0xffffffffL) == 2351960064L &&
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(((uint64_t)(c))&0xffffffffL) == 0;
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return !ok;
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])],
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[tor_cv_can_use_curve25519_donna_c64=yes],
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[tor_cv_can_use_curve25519_donna_c64=no],
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@ -682,10 +683,11 @@ if test x$enable_curve25519 != xno; then
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uint64_t a = ((uint64_t)2000000000) * 1000000000;
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uint64_t b = ((uint64_t)1234567890) << 24;
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uint128_t c = ((uint128_t)a) * b;
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return ((uint64_t)(c>>96)) == 522859 &&
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((uint64_t)(c>>64))&0xffffffffL == 3604448702L &&
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((uint64_t)(c>>32))&0xffffffffL == 2351960064L &&
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((uint64_t)(c))&0xffffffffL == 0;
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int ok = ((uint64_t)(c>>96)) == 522859 &&
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(((uint64_t)(c>>64))&0xffffffffL) == 3604448702L &&
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(((uint64_t)(c>>32))&0xffffffffL) == 2351960064L &&
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(((uint64_t)(c))&0xffffffffL) == 0;
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return !ok;
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])],
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[tor_cv_can_use_curve25519_donna_c64=cross],
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[tor_cv_can_use_curve25519_donna_c64=no])])])
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