第一行的“1”是一个标号,该标号后的代码执行的内容就是nop-第二行,第三行重新开始了一个section,这样的意义很大,下面的三元组:[instruction address] [jump target] [tracepoint key]的二进制代码就不会紧接着标号1(nop)了,这个三元组就是jump label机制的核心,指示了所有可能跳转到的标号,这里的技巧在于标...
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error: jump to label ‘XXXX’ [-fpermissive] 2014-11-11 17:39 −下面的类似的源码在MSVC上能正确编译通过。但是gcc/g++上就会错:1. if(expr)2. goto error;3. size_t var = 0;4.error:5 error_handle(); 4:1: error: jump to label &lsq... ...
"error: jump to label [-fpermissive]" 错误是在编译器遇到跳转语句时,表明编译器默认情况下不容忍该类型语句的错误信息。我们可以通过添加-fpermissive标志或者重构代码来解决这个错误。重构代码通常是更好的解决方案,因为它能够改善代码质量并提高可读性和维护性。在编写代码时,避免使用跳转语句是一个良好的编码习惯,...
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63558 Bug ID: 63558 Summary: cannot silence "jump to case label" with fpermissive Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: manu at gcc dot ...
When I compile it with either cc or gcc, I get the following error: gcc -Wall -g -O0 -I/opt/X11/include goto.c -o goto goto.c:36:5: error: use of undeclared label 'error' check(test_check("bogus.txt") == 0, "failed with bogus.txt"); ^ goto.c:10:78: note: ...
#define _ASM_X86_JUMP_LABEL_H #ifndef HAVE_JUMP_LABEL /* * For better or for worse, if jump labels (the gcc extension) are missing, * then the entire static branch patching infrastructure is compiled out. * If that happens, the code in here will malfunction. Raise a compiler * error...
Continued 29 US Insert a memory card in the direction with its label side up until it clicks into the place. Note The Reader has separate slots for "Memory Stick Duo" Memory Card and the SD Memory Card. Be sure to insert the memory card in the correct slot. Inserting the memory card ...
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