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Altera_Forum
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15 years ago

Altera Monitor Program nios2-elf-gcc compiler flags

It seems when I try to compile a C program using nios2-elf-gcc in the Altera Monitor Program (v. 11) several compiler flags are added by default. Where are these flags specified and can they be modi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

It appears to me that the compiler flag causing the issue, "-mno-cache-volatile", is indeed being passed directly to nios2-elf-gcc by the Altera Monitor Program software.

The only solution I could find was to install the Nios II legacy tool located here:

https://www.altera.com/download/software/nios-ii

The Nios II legacy tool installs GCC3 as well as some other "legacy" software. This eliminates the problem of the "-mno-cache-volatile" parameter by using a version of GCC that still supports it.