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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/LangRef.rst | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/docs/LangRef.rst b/docs/LangRef.rst index 949dc4a876..2c55d333a6 100644 --- a/docs/LangRef.rst +++ b/docs/LangRef.rst @@ -2932,8 +2932,8 @@ The '``llvm.used``' Global Variable The ``@llvm.used`` global is an array which has :ref:`appending linkage <linkage_appending>`. This array contains a list of -pointers to global variables, functions and aliases which may optionally have a -pointer cast formed of bitcast or getelementptr. For example, a legal +pointers to named global variables, functions and aliases which may optionally +have a pointer cast formed of bitcast or getelementptr. For example, a legal use of it is: .. code-block:: llvm @@ -2948,11 +2948,11 @@ use of it is: If a symbol appears in the ``@llvm.used`` list, then the compiler, assembler, and linker are required to treat the symbol as if there is a reference to the -symbol that it cannot see. For example, if a variable has internal linkage and -no references other than that from the ``@llvm.used`` list, it cannot be -deleted. This is commonly used to represent references from inline asms and -other things the compiler cannot "see", and corresponds to -"``attribute((used))``" in GNU C. +symbol that it cannot see (which is why they have to be named). For example, if +a variable has internal linkage and no references other than that from the +``@llvm.used`` list, it cannot be deleted. This is commonly used to represent +references from inline asms and other things the compiler cannot "see", and +corresponds to "``attribute((used))``" in GNU C. On some targets, the code generator must emit a directive to the assembler or object file to prevent the assembler and linker from |