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commit a4754272958a8368701bb2a8d6b0c224fe3b4e73
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Author: H.J. Lu <hjl.tools@gmail.com>
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Date: Thu Mar 3 14:51:40 2016 -0800
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Or bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS
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We should turn on bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS without
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overriding other bits.
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[BZ #19758]
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* sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
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(EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.
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diff --git a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
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index c9db5ea..a759934 100644
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--- a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
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+++ b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
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@@ -33,7 +33,7 @@
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case 21: \
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if (memcmp (envline, "PREFER_MAP_32BIT_EXEC", 21) == 0) \
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GLRO(dl_x86_cpu_features).feature[index_Prefer_MAP_32BIT_EXEC] \
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- = bit_Prefer_MAP_32BIT_EXEC; \
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+ |= bit_Prefer_MAP_32BIT_EXEC; \
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break;
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/* Extra unsecure variables. The names are all stuffed in a single
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