mirror of
https://github.com/pmmp/musl-cross-make.git
synced 2025-02-24 09:35:00 +00:00
06a1f34243
patch set consists of: 0001 full musl libc target support 0002 fixes for wrong optimizations of weak defs/aliases 0003 various sh breakage in configure scripts 0005 static pie support 0006 --enable-default-pie support 0008 fix for cross compiling bug in build system 0009 fix for wrong default div strategy for sh2 (missing libgcc code) 0010 fix failure to build on modern host gcc due to gnu-inline 0011 fix sh & alpha bootstrap failures before libc is built 0012 fix broken local-exec TLS with -fPIE on sh
63 lines
2.5 KiB
Diff
63 lines
2.5 KiB
Diff
diff --git a/gcc/cgraph.c b/gcc/cgraph.c
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index fcdc02e..db04afd 100644
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--- a/gcc/cgraph.c
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+++ b/gcc/cgraph.c
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@@ -1169,7 +1169,7 @@ cgraph_function_body_availability (struct cgraph_node *node)
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inline and offline) having same side effect characteristics as
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good optimization is what this optimization is about. */
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- else if (!(*targetm.binds_local_p) (node->decl)
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+ else if ((DECL_WEAK (node->decl) || !(*targetm.binds_local_p) (node->decl))
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&& !DECL_COMDAT (node->decl) && !DECL_EXTERNAL (node->decl))
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avail = AVAIL_OVERWRITABLE;
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else avail = AVAIL_AVAILABLE;
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@@ -1190,7 +1190,8 @@ cgraph_variable_initializer_availability (struct cgraph_varpool_node *node)
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/* If the variable can be overwritten, return OVERWRITABLE. Takes
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care of at least two notable extensions - the COMDAT variables
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used to share template instantiations in C++. */
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- if (!(*targetm.binds_local_p) (node->decl) && !DECL_COMDAT (node->decl))
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+ if ((DECL_WEAK (node->decl) || !(*targetm.binds_local_p) (node->decl))
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+ && !DECL_COMDAT (node->decl))
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return AVAIL_OVERWRITABLE;
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return AVAIL_AVAILABLE;
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}
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diff --git a/gcc/ipa-inline.c b/gcc/ipa-inline.c
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index 84ef830..73d9fcc 100644
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--- a/gcc/ipa-inline.c
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+++ b/gcc/ipa-inline.c
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@@ -300,7 +300,7 @@ cgraph_default_inline_p (struct cgraph_node *n, const char **reason)
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if (n->inline_decl)
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decl = n->inline_decl;
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- if (!DECL_INLINE (decl))
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+ if (!DECL_INLINE (decl) || DECL_WEAK (decl))
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{
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if (reason)
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*reason = N_("function not inlinable");
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diff --git a/gcc/ipa-pure-const.c b/gcc/ipa-pure-const.c
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index fdaff50..1bfd577 100644
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--- a/gcc/ipa-pure-const.c
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+++ b/gcc/ipa-pure-const.c
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@@ -512,7 +512,7 @@ analyze_function (struct cgraph_node *fn)
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/* If this function does not return normally or does not bind local,
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do not touch this unless it has been marked as const or pure by the
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front end. */
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- if (TREE_THIS_VOLATILE (decl)
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+ if (TREE_THIS_VOLATILE (decl) || DECL_WEAK (decl)
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|| !targetm.binds_local_p (decl))
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{
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l->pure_const_state = IPA_NEITHER;
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diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c
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index 1c0b79b..5a3ba7e 100644
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--- a/gcc/tree-inline.c
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+++ b/gcc/tree-inline.c
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@@ -1522,6 +1522,8 @@ inlinable_function_p (tree fn)
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else if (!DECL_INLINE (fn) && !flag_unit_at_a_time)
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inlinable = false;
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+ else if (DECL_WEAK (fn))
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+ inlinable = false;
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else if (inline_forbidden_p (fn))
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{
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/* See if we should warn about uninlinable functions. Previously,
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